[PATCH] staging: wilc1000: fix memory leak in wilc_add_rx_gtk
Gustavo A. R. Silva
gustavo at embeddedor.com
Sat Dec 22 09:08:15 UTC 2018
In case *mode* happens to be different than WILC_AP_MODE and
WILC_STATION_MODE, gtk_key is not released, hence leanding
to a memory leak. So, in this case it is safer to release
gtk_key just before returning to callers.
Addresses-Coverity-ID: 1476020 ("Resource leak")
Signed-off-by: Gustavo A. R. Silva <gustavo at embeddedor.com>
---
drivers/staging/wilc1000/host_interface.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index 70c854d939ce..ee890a68e663 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -1744,7 +1744,6 @@ int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len,
result = wilc_send_config_pkt(vif, WILC_SET_CFG, wid_list,
ARRAY_SIZE(wid_list),
wilc_get_vif_idx(vif));
- kfree(gtk_key);
} else if (mode == WILC_STATION_MODE) {
struct wid wid;
@@ -1754,9 +1753,9 @@ int wilc_add_rx_gtk(struct wilc_vif *vif, const u8 *rx_gtk, u8 gtk_key_len,
wid.val = (u8 *)gtk_key;
result = wilc_send_config_pkt(vif, WILC_SET_CFG, &wid, 1,
wilc_get_vif_idx(vif));
- kfree(gtk_key);
}
+ kfree(gtk_key);
return result;
}
--
2.20.1
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