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-rw-r--r--drivers/net/wireless/airo.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 698d5672a07..dc5018a6d9e 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -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));