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SubjectRe: Linux 2.6.27.53
diff --git a/Makefile b/Makefile
index 948de60..9447d9d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 27
-EXTRAVERSION = .52
+EXTRAVERSION = .53
NAME = Trembling Tortoise

# *DOCUMENTATION*
@@ -440,7 +440,11 @@ ifeq ($(config-targets),1)
include $(srctree)/arch/$(SRCARCH)/Makefile
export KBUILD_DEFCONFIG

-config %config: scripts_basic outputmakefile FORCE
+config: scripts_basic outputmakefile FORCE
+ $(Q)mkdir -p include/linux include/config
+ $(Q)$(MAKE) $(build)=scripts/kconfig $@
+
+%config: scripts_basic outputmakefile FORCE
$(Q)mkdir -p include/linux include/config
$(Q)$(MAKE) $(build)=scripts/kconfig $@

@@ -1602,7 +1606,11 @@ endif
$(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@)

# Modules
-/ %/: prepare scripts FORCE
+/: prepare scripts FORCE
+ $(cmd_crmodverdir)
+ $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \
+ $(build)=$(build-dir)
+%/: prepare scripts FORCE
$(cmd_crmodverdir)
$(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \
$(build)=$(build-dir)
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index b415c0e..1c0447e 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -124,15 +124,24 @@ struct pt_regs {
*/
static inline int valid_user_regs(struct pt_regs *regs)
{
- if (user_mode(regs) && (regs->ARM_cpsr & PSR_I_BIT) == 0) {
- regs->ARM_cpsr &= ~(PSR_F_BIT | PSR_A_BIT);
- return 1;
+ unsigned long mode = regs->ARM_cpsr & MODE_MASK;
+
+ /*
+ * Always clear the F (FIQ) and A (delayed abort) bits
+ */
+ regs->ARM_cpsr &= ~(PSR_F_BIT | PSR_A_BIT);
+
+ if ((regs->ARM_cpsr & PSR_I_BIT) == 0) {
+ if (mode == USR_MODE)
+ return 1;
+ if (elf_hwcap & HWCAP_26BIT && mode == USR26_MODE)
+ return 1;
}

/*
* Force CPSR to something logical...
*/
- regs->ARM_cpsr &= PSR_f | PSR_s | (PSR_x & ~PSR_A_BIT) | PSR_T_BIT | MODE32_BIT;
+ regs->ARM_cpsr &= PSR_f | PSR_s | PSR_x | PSR_T_BIT | MODE32_BIT;
if (!(elf_hwcap & HWCAP_26BIT))
regs->ARM_cpsr |= USR_MODE;

diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 452c2d8..debeb88 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -504,7 +504,9 @@ int drm_ioctl(struct inode *inode, struct file *filp,
retcode = -EFAULT;
goto err_i1;
}
- }
+ } else
+ memset(kdata, 0, _IOC_SIZE(cmd));
+
retcode = func(dev, kdata, file_priv);

if ((retcode == 0) && (cmd & IOC_OUT)) {
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 3ff4895..147e044 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -1156,7 +1156,7 @@ static int download_fw(struct edgeport_serial *serial)

/* Check if we have an old version in the I2C and
update if necessary */
- if (download_cur_ver != download_new_ver) {
+ if (download_cur_ver < download_new_ver) {
dbg("%s - Update I2C dld from %d.%d to %d.%d",
__func__,
firmware_version->Ver_Major,
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index d673653..6177d09 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -24,6 +24,7 @@ static int debug;

static struct usb_device_id id_table [] = {
{ USB_DEVICE(0x0a99, 0x0001) }, /* Talon Technology device */
+ { USB_DEVICE(0x0df7, 0x0900) }, /* Mobile Action i-gotU */
{ },
};
MODULE_DEVICE_TABLE(usb, id_table);
diff --git a/firmware/Makefile b/firmware/Makefile
index da75a6f..5c01761 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -75,7 +75,7 @@ fw-shipped-$(CONFIG_VIDEO_CPIA2) += cpia2/stv0672_vp4.bin
fw-shipped-all := $(fw-shipped-y) $(fw-shipped-m) $(fw-shipped-)

# Directories which we _might_ need to create, so we have a rule for them.
-firmware-dirs := $(sort $(patsubst %,$(objtree)/$(obj)/%/,$(dir $(fw-external-y) $(fw-shipped-all))))
+firmware-dirs := $(sort $(addprefix $(objtree)/$(obj)/,$(dir $(fw-external-y) $(fw-shipped-all))))

quiet_cmd_mkdir = MKDIR $(patsubst $(objtree)/%,%,$@)
cmd_mkdir = mkdir -p $@
diff --git a/net/can/bcm.c b/net/can/bcm.c
index da0d426..be700a5 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -58,6 +58,13 @@
#include <net/sock.h>
#include <net/net_namespace.h>

+/*
+ * To send multiple CAN frame content within TX_SETUP or to filter
+ * CAN messages with multiplex index within RX_SETUP, the number of
+ * different filters is limited to 256 due to the one byte index value.
+ */
+#define MAX_NFRAMES 256
+
/* use of last_frames[index].can_dlc */
#define RX_RECV 0x40 /* received data for this element */
#define RX_THR 0x80 /* element not been sent due to throttle feature */
@@ -86,15 +93,15 @@ struct bcm_op {
struct list_head list;
int ifindex;
canid_t can_id;
- int flags;
+ u32 flags;
unsigned long frames_abs, frames_filtered;
struct timeval ival1, ival2;
struct hrtimer timer, thrtimer;
ktime_t rx_stamp, kt_ival1, kt_ival2, kt_lastmsg;
int rx_ifindex;
- int count;
- int nframes;
- int currframe;
+ u32 count;
+ u32 nframes;
+ u32 currframe;
struct can_frame *frames;
struct can_frame *last_frames;
struct can_frame sframe;
@@ -173,7 +180,7 @@ static int bcm_read_proc(char *page, char **start, off_t off,
len += snprintf(page + len, PAGE_SIZE - len,
"rx_op: %03X %-5s ",
op->can_id, bcm_proc_getifname(op->ifindex));
- len += snprintf(page + len, PAGE_SIZE - len, "[%d]%c ",
+ len += snprintf(page + len, PAGE_SIZE - len, "[%u]%c ",
op->nframes,
(op->flags & RX_CHECK_DLC)?'d':' ');
if (op->kt_ival1.tv64)
@@ -207,7 +214,7 @@ static int bcm_read_proc(char *page, char **start, off_t off,
list_for_each_entry(op, &bo->tx_ops, list) {

len += snprintf(page + len, PAGE_SIZE - len,
- "tx_op: %03X %s [%d] ",
+ "tx_op: %03X %s [%u] ",
op->can_id, bcm_proc_getifname(op->ifindex),
op->nframes);

@@ -288,7 +295,7 @@ static void bcm_send_to_user(struct bcm_op *op, struct bcm_msg_head *head,
struct can_frame *firstframe;
struct sockaddr_can *addr;
struct sock *sk = op->sk;
- int datalen = head->nframes * CFSIZ;
+ unsigned int datalen = head->nframes * CFSIZ;
int err;

skb = alloc_skb(sizeof(*head) + datalen, gfp_any());
@@ -466,7 +473,7 @@ static void bcm_rx_update_and_send(struct bcm_op *op,
* bcm_rx_cmp_to_index - (bit)compares the currently received data to formerly
* received data stored in op->last_frames[]
*/
-static void bcm_rx_cmp_to_index(struct bcm_op *op, int index,
+static void bcm_rx_cmp_to_index(struct bcm_op *op, unsigned int index,
struct can_frame *rxdata)
{
/*
@@ -548,7 +555,7 @@ static int bcm_rx_thr_flush(struct bcm_op *op)
int updated = 0;

if (op->nframes > 1) {
- int i;
+ unsigned int i;

/* for MUX filter we start at index 1 */
for (i = 1; i < op->nframes; i++) {
@@ -597,7 +604,7 @@ static void bcm_rx_handler(struct sk_buff *skb, void *data)
{
struct bcm_op *op = (struct bcm_op *)data;
struct can_frame rxframe;
- int i;
+ unsigned int i;

/* disable timeout */
hrtimer_cancel(&op->timer);
@@ -799,14 +806,15 @@ static int bcm_tx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg,
{
struct bcm_sock *bo = bcm_sk(sk);
struct bcm_op *op;
- int i, err;
+ unsigned int i;
+ int err;

/* we need a real device to send frames */
if (!ifindex)
return -ENODEV;

- /* we need at least one can_frame */
- if (msg_head->nframes < 1)
+ /* check nframes boundaries - we need at least one can_frame */
+ if (msg_head->nframes < 1 || msg_head->nframes > MAX_NFRAMES)
return -EINVAL;

/* check the given can_id */
@@ -966,6 +974,10 @@ static int bcm_rx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg,
msg_head->nframes = 0;
}

+ /* the first element contains the mux-mask => MAX_NFRAMES + 1 */
+ if (msg_head->nframes > MAX_NFRAMES + 1)
+ return -EINVAL;
+
if ((msg_head->flags & RX_RTR_FRAME) &&
((msg_head->nframes != 1) ||
(!(msg_head->can_id & CAN_RTR_FLAG))))
diff --git a/scripts/mkmakefile b/scripts/mkmakefile
index e65d8b3..278b64e 100644
--- a/scripts/mkmakefile
+++ b/scripts/mkmakefile
@@ -42,7 +42,9 @@ all:

Makefile:;

-\$(all) %/: all
+\$(all): all
@:

+%/: all
+ @:
EOF
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index e2d25da..750cb17 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -1290,7 +1290,7 @@ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dent
/* Default to the fs superblock SID. */
isec->sid = sbsec->sid;

- if (sbsec->proc) {
+ if (sbsec->proc && !S_ISLNK(inode->i_mode)) {
struct proc_inode *proci = PROC_I(inode);
if (proci->pde) {
isec->sclass = inode_mode_to_security_class(inode->i_mode);

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