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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: 8e84c25821 ('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>
This commit is contained in:
Dan Carpenter 2013-11-06 10:41:28 +03:00 committed by John W. Linville
parent 8d93f1f309
commit 876efcf05c
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/ath/wcn36xx/debug.c
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@ -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;
}