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cfg80211: off by one in ieee80211_bss()

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We do a:

	sprintf(buf, " Last beacon: %ums ago",
		elapsed_jiffies_msecs(bss->ts));

elapsed_jiffies_msecs() can return a 10 digit number so "buf" needs to
be 31 characters long.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Dan Carpenter 2013-01-24 09:40:00 +03:00 • committed by Johannes Berg
parent 8680451f38
commit c49dc9008b
1 changed files with 1 additions and 1 deletions
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2
net/wireless/scan.c
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@ -1358,7 +1358,7 @@ ieee80211_bss(struct wiphy *wiphy, struct iw_request_info *info,
&iwe, IW_EV_UINT_LEN); &iwe, IW_EV_UINT_LEN);
} }
buf = kmalloc(30, GFP_ATOMIC); buf = kmalloc(31, GFP_ATOMIC);
if (buf) { if (buf) {
memset(&iwe, 0, sizeof(iwe)); memset(&iwe, 0, sizeof(iwe));
iwe.cmd = IWEVCUSTOM; iwe.cmd = IWEVCUSTOM;