renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-19 10:44:14 +08:00
Code

airo: return from set_wep_key() when key length is zero

Browse Source 
Even if keylen == 0 is a bug and should not really happen, better avoid
possibility of passing bad value to firmware.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2010-02-26 15:10:28 +01:00 committed by John W. Linville
parent 2507c05ff5
commit 6510b89179
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/wireless/airo.c
View File

@ -5255,7 +5255,8 @@ static int set_wep_key(struct airo_info *ai, u16 index, const char *key,
WepKeyRid wkr;
int rc;
WARN_ON(keylen == 0);
if (WARN_ON(keylen == 0))
return -1;
memset(&wkr, 0, sizeof(wkr));
wkr.len = cpu_to_le16(sizeof(wkr));