This patch is adds a check routine when performed del_key().
We was find this situation while test the 'rmmod sdio'.
That is received inform a .del_key cmd from cfg80211.
If is not exist wep keys, must be ignore a wilc_remove_wep_key() function.
Thus, adds a check routine that key length of wep.
Signed-off-by: Leo Kim <leo.kim@xxxxxxxxx>
---
drivers/staging/wilc1000/wilc_wfi_cfgoperations.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
index 1ac835b..85031f7 100644
--- a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
+++ b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
@@ -1122,9 +1122,12 @@ static int del_key(struct wiphy *wiphy, struct net_device *netdev,
}
if (key_index >= 0 && key_index <= 3) {
- memset(priv->WILC_WFI_wep_key[key_index], 0, priv->WILC_WFI_wep_key_len[key_index]);
- priv->WILC_WFI_wep_key_len[key_index] = 0;
- wilc_remove_wep_key(vif, key_index);
+ if (priv->WILC_WFI_wep_key_len[key_index]) {
+ memset(priv->WILC_WFI_wep_key[key_index], 0,
+ priv->WILC_WFI_wep_key_len[key_index]);
+ priv->WILC_WFI_wep_key_len[key_index] = 0;
+ wilc_remove_wep_key(vif, key_index);
+ }
} else {
wilc_remove_key(priv->hif_drv, mac_addr);
}
--
1.9.1
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