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SubjectRe: [PATCH 3/5] drivers/staging: Drop memory allocation cast
Thanks for the suggestions.  I received a message that this patch has been 
picked up and will appear in linux-next shortly, so I will just fix these
problems after that happens, if that is ok.

julia


On Wed, 12 May 2010, walter harms wrote:

>
>
> Julia Lawall schrieb:
> > From: Julia Lawall <julia@diku.dk>
> >
> > Drop cast on the result of kmalloc and similar functions.
> >
> > The semantic patch that makes this change is as follows:
> > (http://coccinelle.lip6.fr/)
> >
> > // <smpl>
> > @@
> > type T;
> > @@
> >
> > - (T *)
> > (\(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\|
> > kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...))
> > // </smpl>
> >
> > Signed-off-by: Julia Lawall <julia@diku.dk>
> >
> > ---
> > drivers/staging/comedi/drivers/unioxx5.c | 2 +-
> > drivers/staging/crystalhd/crystalhd_misc.c | 2 +-
> > drivers/staging/cx25821/cx25821-audio-upstream.c | 6 ++----
> > drivers/staging/cx25821/cx25821-video-upstream-ch2.c | 6 ++----
> > drivers/staging/cx25821/cx25821-video-upstream.c | 4 ++--
> > drivers/staging/et131x/et1310_rx.c | 2 +-
> > drivers/staging/et131x/et1310_tx.c | 2 +-
> > drivers/staging/rt2860/common/cmm_data.c | 2 +-
> > drivers/staging/rt2860/common/cmm_mac_pci.c | 2 +-
> > drivers/staging/rt2860/common/cmm_mac_usb.c | 2 +-
> > drivers/staging/rt2860/rt_linux.c | 2 +-
> > drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c | 7 +++----
> > drivers/staging/rtl8192e/ieee80211/ieee80211_module.c | 2 +-
> > drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c | 2 +-
> > drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c | 7 +++----
> > drivers/staging/rtl8192e/r8192E_core.c | 2 +-
> > drivers/staging/rtl8192su/ieee80211/ieee80211_module.c | 2 +-
> > drivers/staging/rtl8192su/ieee80211/ieee80211_rx.c | 2 +-
> > drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c | 7 +++----
> > drivers/staging/rtl8192su/r8192U_core.c | 2 +-
> > drivers/staging/rtl8192u/ieee80211/ieee80211_module.c | 2 +-
> > drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c | 2 +-
> > drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c | 7 +++----
> > drivers/staging/rtl8192u/r8192U_core.c | 10 ++++++----
> > drivers/staging/vme/bridges/vme_ca91cx42.c | 3 +--
> > drivers/staging/vme/bridges/vme_tsi148.c | 2 +-
> > drivers/staging/vt6655/device_main.c | 2 +-
> > drivers/staging/vt6655/hostap.c | 4 ++--
> > drivers/staging/vt6655/wpactl.c | 2 +-
> > drivers/staging/vt6656/hostap.c | 4 ++--
> > drivers/staging/vt6656/main_usb.c | 2 +-
> > drivers/staging/vt6656/wpactl.c | 2 +-
> > drivers/staging/wlags49_h2/wl_priv.c | 4 ++--
> > 33 files changed, 52 insertions(+), 59 deletions(-)
> >
> > diff --git a/drivers/staging/comedi/drivers/unioxx5.c b/drivers/staging/comedi/drivers/unioxx5.c
> > index be1d83d..16d4c9f 100644
> > --- a/drivers/staging/comedi/drivers/unioxx5.c
> > +++ b/drivers/staging/comedi/drivers/unioxx5.c
> > @@ -285,7 +285,7 @@ static int __unioxx5_subdev_init(struct comedi_subdevice *subdev,
> > return -EIO;
> > }
> >
> > - usp = (struct unioxx5_subd_priv *)kzalloc(sizeof(*usp), GFP_KERNEL);
> > + usp = kzalloc(sizeof(*usp), GFP_KERNEL);
> >
> > if (usp == NULL) {
> > printk(KERN_ERR "comedi%d: erorr! --> out of memory!\n", minor);
> > diff --git a/drivers/staging/crystalhd/crystalhd_misc.c b/drivers/staging/crystalhd/crystalhd_misc.c
> > index d134667..548dc09 100644
> > --- a/drivers/staging/crystalhd/crystalhd_misc.c
> > +++ b/drivers/staging/crystalhd/crystalhd_misc.c
> > @@ -887,7 +887,7 @@ int crystalhd_create_dio_pool(struct crystalhd_adp *adp, uint32_t max_pages)
> > BC_LINK_SG_POOL_SZ, max_pages, asz, adp->fill_byte_pool);
> >
> > for (i = 0; i < BC_LINK_SG_POOL_SZ; i++) {
> > - temp = (uint8_t *)kzalloc(asz, GFP_KERNEL);
> > + temp = kzalloc(asz, GFP_KERNEL);
> > if ((temp) == NULL) {
> > BCMLOG_ERR("Failed to alloc %d mem\n", asz);
> > return -ENOMEM;
> > diff --git a/drivers/staging/cx25821/cx25821-audio-upstream.c b/drivers/staging/cx25821/cx25821-audio-upstream.c
> > index ac13ba9..dbd7bc6 100644
> > --- a/drivers/staging/cx25821/cx25821-audio-upstream.c
> > +++ b/drivers/staging/cx25821/cx25821-audio-upstream.c
> > @@ -753,8 +753,7 @@ int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select)
> >
> > if (dev->input_audiofilename) {
> > str_length = strlen(dev->input_audiofilename);
> > - dev->_audiofilename =
> > - (char *)kmalloc(str_length + 1, GFP_KERNEL);
> > + dev->_audiofilename = kmalloc(str_length + 1, GFP_KERNEL);
> >
> > if (!dev->_audiofilename)
> > goto error;
> > @@ -768,8 +767,7 @@ int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select)
> > }
> > } else {
> > str_length = strlen(_defaultAudioName);
> > - dev->_audiofilename =
> > - (char *)kmalloc(str_length + 1, GFP_KERNEL);
> > + dev->_audiofilename = kmalloc(str_length + 1, GFP_KERNEL);
> >
> > if (!dev->_audiofilename)
> > goto error;
> > diff --git a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c b/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
> > index cc51618..343df66 100644
> > --- a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
> > +++ b/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
> > @@ -769,8 +769,7 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
> >
> > if (dev->input_filename_ch2) {
> > str_length = strlen(dev->input_filename_ch2);
> > - dev->_filename_ch2 =
> > - (char *)kmalloc(str_length + 1, GFP_KERNEL);
> > + dev->_filename_ch2 = kmalloc(str_length + 1, GFP_KERNEL);
> >
> > if (!dev->_filename_ch2)
> > goto error;
> > @@ -779,8 +778,7 @@ int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
> > str_length + 1);
> > } else {
> > str_length = strlen(dev->_defaultname_ch2);
> > - dev->_filename_ch2 =
> > - (char *)kmalloc(str_length + 1, GFP_KERNEL);
> > + dev->_filename_ch2 = kmalloc(str_length + 1, GFP_KERNEL);
> >
> > if (!dev->_filename_ch2)
> > goto error;
> this look like the begin of kstrdup()
>
>
>
> > diff --git a/drivers/staging/cx25821/cx25821-video-upstream.c b/drivers/staging/cx25821/cx25821-video-upstream.c
> > index a22a569..09f4756 100644
> > --- a/drivers/staging/cx25821/cx25821-video-upstream.c
> > +++ b/drivers/staging/cx25821/cx25821-video-upstream.c
> > @@ -831,7 +831,7 @@ int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
> >
> > if (dev->input_filename) {
> > str_length = strlen(dev->input_filename);
> > - dev->_filename = (char *)kmalloc(str_length + 1, GFP_KERNEL);
> > + dev->_filename = kmalloc(str_length + 1, GFP_KERNEL);
> >
> > if (!dev->_filename)
> > goto error;
>
> this look like the begin of kstrdup()
> > @@ -839,7 +839,7 @@ int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
> > memcpy(dev->_filename, dev->input_filename, str_length + 1);
> > } else {
> > str_length = strlen(dev->_defaultname);
> > - dev->_filename = (char *)kmalloc(str_length + 1, GFP_KERNEL);
> > + dev->_filename = kmalloc(str_length + 1, GFP_KERNEL);
> >
> > if (!dev->_filename)
> > goto error;
>
> this look like the begin of kstrdup()
>
> > diff --git a/drivers/staging/et131x/et1310_rx.c b/drivers/staging/et131x/et1310_rx.c
> > index 8f5dceb..8e04bdd 100644
> > --- a/drivers/staging/et131x/et1310_rx.c
> > +++ b/drivers/staging/et131x/et1310_rx.c
> > @@ -547,7 +547,7 @@ int et131x_init_recv(struct et131x_adapter *adapter)
> >
> > /* Setup each RFD */
> > for (rfdct = 0; rfdct < rx_ring->NumRfd; rfdct++) {
> > - rfd = (MP_RFD *) kmem_cache_alloc(rx_ring->RecvLookaside,
> > + rfd = kmem_cache_alloc(rx_ring->RecvLookaside,
> > GFP_ATOMIC | GFP_DMA);
> >
> > if (!rfd) {
> > diff --git a/drivers/staging/et131x/et1310_tx.c b/drivers/staging/et131x/et1310_tx.c
> > index b6ff20f..0f3473d 100644
> > --- a/drivers/staging/et131x/et1310_tx.c
> > +++ b/drivers/staging/et131x/et1310_tx.c
> > @@ -112,7 +112,7 @@ int et131x_tx_dma_memory_alloc(struct et131x_adapter *adapter)
> > struct tx_ring *tx_ring = &adapter->tx_ring;
> >
> > /* Allocate memory for the TCB's (Transmit Control Block) */
> > - adapter->tx_ring.tcb_ring = (struct tcb *)
> > + adapter->tx_ring.tcb_ring =
> > kcalloc(NUM_TCB, sizeof(struct tcb), GFP_ATOMIC | GFP_DMA);
> > if (!adapter->tx_ring.tcb_ring) {
> > dev_err(&adapter->pdev->dev, "Cannot alloc memory for TCBs\n");
> > diff --git a/drivers/staging/rt2860/common/cmm_data.c b/drivers/staging/rt2860/common/cmm_data.c
> > index 65b00e6..93a5347 100644
> > --- a/drivers/staging/rt2860/common/cmm_data.c
> > +++ b/drivers/staging/rt2860/common/cmm_data.c
> > @@ -1424,7 +1424,7 @@ u32 deaggregate_AMSDU_announce(struct rt_rtmp_adapter *pAd,
> > if ((Header802_3[12] == 0x88) && (Header802_3[13] == 0x8E)) {
> > /* avoid local heap overflow, use dyanamic allocation */
> > struct rt_mlme_queue_elem *Elem =
> > - (struct rt_mlme_queue_elem *)kmalloc(sizeof(struct rt_mlme_queue_elem),
> > + kmalloc(sizeof(struct rt_mlme_queue_elem),
> > MEM_ALLOC_FLAG);
> > if (Elem != NULL) {
> > memmove(Elem->Msg +
> > diff --git a/drivers/staging/rt2860/common/cmm_mac_pci.c b/drivers/staging/rt2860/common/cmm_mac_pci.c
> > index 560ebd3..e26ba49 100644
> > --- a/drivers/staging/rt2860/common/cmm_mac_pci.c
> > +++ b/drivers/staging/rt2860/common/cmm_mac_pci.c
> > @@ -1558,7 +1558,7 @@ void RT28xxPciMlmeRadioOFF(struct rt_rtmp_adapter *pAd)
> > if (INFRA_ON(pAd) || ADHOC_ON(pAd)) {
> > struct rt_mlme_disassoc_req DisReq;
> > struct rt_mlme_queue_elem *pMsgElem =
> > - (struct rt_mlme_queue_elem *)kmalloc(sizeof(struct rt_mlme_queue_elem),
> > + kmalloc(sizeof(struct rt_mlme_queue_elem),
> > MEM_ALLOC_FLAG);
> >
> > if (pMsgElem) {
> > diff --git a/drivers/staging/rt2860/common/cmm_mac_usb.c b/drivers/staging/rt2860/common/cmm_mac_usb.c
> > index 9dd6959..8aec70f 100644
> > --- a/drivers/staging/rt2860/common/cmm_mac_usb.c
> > +++ b/drivers/staging/rt2860/common/cmm_mac_usb.c
> > @@ -1087,7 +1087,7 @@ void RT28xxUsbMlmeRadioOFF(struct rt_rtmp_adapter *pAd)
> > if (INFRA_ON(pAd) || ADHOC_ON(pAd)) {
> > struct rt_mlme_disassoc_req DisReq;
> > struct rt_mlme_queue_elem *pMsgElem =
> > - (struct rt_mlme_queue_elem *)kmalloc(sizeof(struct rt_mlme_queue_elem),
> > + kmalloc(sizeof(struct rt_mlme_queue_elem),
> > MEM_ALLOC_FLAG);
> >
> > if (pMsgElem) {
> > diff --git a/drivers/staging/rt2860/rt_linux.c b/drivers/staging/rt2860/rt_linux.c
> > index 27b7810..0029b2d 100644
> > --- a/drivers/staging/rt2860/rt_linux.c
> > +++ b/drivers/staging/rt2860/rt_linux.c
> > @@ -154,7 +154,7 @@ void RTMP_GetCurrentSystemTime(LARGE_INTEGER *time)
> > /* pAd MUST allow to be NULL */
> > int os_alloc_mem(struct rt_rtmp_adapter *pAd, u8 ** mem, unsigned long size)
> > {
> > - *mem = (u8 *)kmalloc(size, GFP_ATOMIC);
> > + *mem = kmalloc(size, GFP_ATOMIC);
> > if (*mem)
> > return NDIS_STATUS_SUCCESS;
> > else
> > diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
> > index e099a5f..b7426fe 100644
> > --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
> > +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
> > @@ -1435,7 +1435,7 @@ static inline u16 auth_parse(struct sk_buff *skb, u8** challenge, int *chlen)
> >
> > if(*(t++) == MFIE_TYPE_CHALLENGE){
> > *chlen = *(t++);
> > - *challenge = (u8*)kmalloc(*chlen, GFP_ATOMIC);
> > + *challenge = kmalloc(*chlen, GFP_ATOMIC);
> > memcpy(*challenge, t, *chlen);
> > }
> > }
>
> kmalloc() will succeed ?
>
>
>
> > @@ -2861,8 +2861,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
> >
> > ieee80211_crypt_delayed_deinit(ieee, crypt);
> >
> > - new_crypt = (struct ieee80211_crypt_data *)
> > - kmalloc(sizeof(*new_crypt), GFP_KERNEL);
> > + new_crypt = kmalloc(sizeof(*new_crypt), GFP_KERNEL);
> > if (new_crypt == NULL) {
> > ret = -ENOMEM;
> > goto done;
> > @@ -2953,7 +2952,7 @@ int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_poin
> > goto out;
> > }
> >
> > - param = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL);
> > + param = kmalloc(p->length, GFP_KERNEL);
> > if (param == NULL){
> > ret = -ENOMEM;
> > goto out;
> > diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
> > index f43a7db..c7aa1c6 100644
> > --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
> > +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
> > @@ -170,7 +170,7 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
> > ieee80211_softmac_init(ieee);
> >
> > #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,13))
> > - ieee->pHTInfo = (RT_HIGH_THROUGHPUT*)kzalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL);
> > + ieee->pHTInfo = kzalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL);
> > #else
> > ieee->pHTInfo = (RT_HIGH_THROUGHPUT*)kmalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL);
> > memset(ieee->pHTInfo,0,sizeof(RT_HIGH_THROUGHPUT));
> > diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c
> > index ce265ae..da10067 100644
> > --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c
> > +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_rx.c
> > @@ -1397,7 +1397,7 @@ int ieee80211_rtl_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
> > /* skb: hdr + (possible reassembled) full plaintext payload */
> > payload = skb->data + hdrlen;
> > //ethertype = (payload[6] << 8) | payload[7];
> > - rxb = (struct ieee80211_rxb*)kmalloc(sizeof(struct ieee80211_rxb),GFP_ATOMIC);
> > + rxb = kmalloc(sizeof(struct ieee80211_rxb), GFP_ATOMIC);
> > if(rxb == NULL)
> > {
> > IEEE80211_DEBUG(IEEE80211_DL_ERR,"%s(): kmalloc rxb error\n",__FUNCTION__);
> > diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
> > index b4beb20..4f6ce06 100644
> > --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
> > +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
> > @@ -1800,7 +1800,7 @@ static inline u16 auth_parse(struct sk_buff *skb, u8** challenge, int *chlen)
> >
> > if(*(t++) == MFIE_TYPE_CHALLENGE){
> > *chlen = *(t++);
> > - *challenge = (u8*)kmalloc(*chlen, GFP_ATOMIC);
> > + *challenge = kmalloc(*chlen, GFP_ATOMIC);
> > memcpy(*challenge, t, *chlen);
> > }
> > }
>
> kmalloc() will succeed ?
>
>
> > @@ -3459,8 +3459,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
> >
> > ieee80211_crypt_delayed_deinit(ieee, crypt);
> >
> > - new_crypt = (struct ieee80211_crypt_data *)
> > - kmalloc(sizeof(*new_crypt), GFP_KERNEL);
> > + new_crypt = kmalloc(sizeof(*new_crypt), GFP_KERNEL);
> > if (new_crypt == NULL) {
> > ret = -ENOMEM;
> > goto done;
> > @@ -3592,7 +3591,7 @@ int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_poin
> > goto out;
> > }
> >
> > - param = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL);
> > + param = kmalloc(p->length, GFP_KERNEL);
> > if (param == NULL){
> > ret = -ENOMEM;
> > goto out;
> > diff --git a/drivers/staging/rtl8192e/r8192E_core.c b/drivers/staging/rtl8192e/r8192E_core.c
> > index 604c691..533be48 100644
> > --- a/drivers/staging/rtl8192e/r8192E_core.c
> > +++ b/drivers/staging/rtl8192e/r8192E_core.c
> > @@ -5040,7 +5040,7 @@ static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
> > goto out;
> > }
> >
> > - ipw = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL);
> > + ipw = kmalloc(p->length, GFP_KERNEL);
> > if (ipw == NULL){
> > ret = -ENOMEM;
> > goto out;
> > diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
> > index c024fa6..73de3ba 100644
> > --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
> > +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
> > @@ -161,7 +161,7 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
> >
> > ieee80211_softmac_init(ieee);
> >
> > - ieee->pHTInfo = (RT_HIGH_THROUGHPUT*)kzalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL);
> > + ieee->pHTInfo = kzalloc(sizeof(RT_HIGH_THROUGHPUT), GFP_KERNEL);
> > if (ieee->pHTInfo == NULL)
> > {
> > IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't alloc memory for HTInfo\n");
> > diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_rx.c
> > index cc80faf..d3b34cc 100644
> > --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_rx.c
> > +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_rx.c
> > @@ -1191,7 +1191,7 @@ int ieee80211_rtl_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
> > /* skb: hdr + (possible reassembled) full plaintext payload */
> > payload = skb->data + hdrlen;
> > //ethertype = (payload[6] << 8) | payload[7];
> > - rxb = (struct ieee80211_rxb*)kmalloc(sizeof(struct ieee80211_rxb),GFP_ATOMIC);
> > + rxb = kmalloc(sizeof(struct ieee80211_rxb), GFP_ATOMIC);
> > if(rxb == NULL)
> > {
> > IEEE80211_DEBUG(IEEE80211_DL_ERR,"%s(): kmalloc rxb error\n",__FUNCTION__);
> > diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
> > index 3cf5fdf..660aee2 100644
> > --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
> > +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
> > @@ -1557,7 +1557,7 @@ static inline u16 auth_parse(struct sk_buff *skb, u8** challenge, int *chlen)
> >
> > if(*(t++) == MFIE_TYPE_CHALLENGE){
> > *chlen = *(t++);
> > - *challenge = (u8*)kmalloc(*chlen, GFP_ATOMIC);
> > + *challenge = kmalloc(*chlen, GFP_ATOMIC);
> > memcpy(*challenge, t, *chlen);
> > }
> > }
>
> kmalloc() will succeed ?
>
>
>
> hope that helps,
>
> re,
> wh
>
> --
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