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authorDan Carpenter2013-11-06 08:41:28 +0100
committerJohn W. Linville2013-11-11 20:42:46 +0100
commit876efcf05c3aa582de5efefa7dd6fbb731b4d085 (patch)
tree1955228ec145495d4f5939e858f2a0924f0ba749 /drivers/net/wireless/ath/wcn36xx/debug.c
parentmwifiex: fix wrong eth_hdr usage for bridged packets in AP mode (diff)
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wcn36xx: harmless memory corruption bug in debugfs
On 64 bit systems we write past the end of the arg[] array. Fixes: 8e84c2582169 ('wcn36xx: mac80211 driver for Qualcomm WCN3660/WCN3680 hardware') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/wcn36xx/debug.c')
-rw-r--r--drivers/net/wireless/ath/wcn36xx/debug.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/debug.c b/drivers/net/wireless/ath/wcn36xx/debug.c
index 5b84f7ae0b1e..ef44a2da644d 100644
--- a/drivers/net/wireless/ath/wcn36xx/debug.c
+++ b/drivers/net/wireless/ath/wcn36xx/debug.c
@@ -126,7 +126,7 @@ static ssize_t write_file_dump(struct file *file,
if (begin == NULL)
break;
- if (kstrtoul(begin, 0, (unsigned long *)(arg + i)) != 0)
+ if (kstrtou32(begin, 0, &arg[i]) != 0)
break;
}