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Subject[PATCH] wl12xx: fix size of two memset's in wl1271_cmd_build_arp_rsp()
We currently do this:

int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif)
...
struct wl12xx_arp_rsp_template *tmpl;
struct ieee80211_hdr_3addr *hdr;
...
tmpl = (struct wl12xx_arp_rsp_template *)skb_put(skb, sizeof(*tmpl));
memset(tmpl, 0, sizeof(tmpl));
...
hdr = (struct ieee80211_hdr_3addr *)skb_push(skb, sizeof(*hdr));
memset(hdr, 0, sizeof(*hdr));
...

I believe we want to set the entire structures to 0 with those
memset() calls, not just zero the initial part of them (size of the
pointer bytes).

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
---
drivers/net/wireless/wl12xx/cmd.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/wl12xx/cmd.c b/drivers/net/wireless/wl12xx/cmd.c
index 3414fc1..8e65529 100644
--- a/drivers/net/wireless/wl12xx/cmd.c
+++ b/drivers/net/wireless/wl12xx/cmd.c
@@ -1249,7 +1249,7 @@ int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif)
skb_reserve(skb, sizeof(*hdr) + WL1271_EXTRA_SPACE_MAX);

tmpl = (struct wl12xx_arp_rsp_template *)skb_put(skb, sizeof(*tmpl));
- memset(tmpl, 0, sizeof(tmpl));
+ memset(tmpl, 0, sizeof(*tmpl));

/* llc layer */
memcpy(tmpl->llc_hdr, rfc1042_header, sizeof(rfc1042_header));
@@ -1298,7 +1298,7 @@ int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif)

/* mac80211 header */
hdr = (struct ieee80211_hdr_3addr *)skb_push(skb, sizeof(*hdr));
- memset(hdr, 0, sizeof(hdr));
+ memset(hdr, 0, sizeof(*hdr));
fc = IEEE80211_FTYPE_DATA | IEEE80211_FCTL_TODS;
if (wlvif->sta.qos)
fc |= IEEE80211_STYPE_QOS_DATA;
--
1.7.10

Please CC me on replies.


--
Jesper Juhl <jj@chaosbits.net> http://www.chaosbits.net/
Don't top-post http://www.catb.org/jargon/html/T/top-post.html
Plain text mails only, please.



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