diff options
Diffstat (limited to 'drivers/net/wireless/iwmc3200wifi')
| -rw-r--r-- | drivers/net/wireless/iwmc3200wifi/rx.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c index 225b1d3b273..648f84a8370 100644 --- a/drivers/net/wireless/iwmc3200wifi/rx.c +++ b/drivers/net/wireless/iwmc3200wifi/rx.c @@ -1057,8 +1057,14 @@ static int iwm_ntf_wifi_if_wrapper(struct iwm_priv *iwm, u8 *buf, unsigned long buf_size, struct iwm_wifi_cmd *cmd) { - struct iwm_umac_wifi_if *hdr = - (struct iwm_umac_wifi_if *)cmd->buf.payload; + struct iwm_umac_wifi_if *hdr; + + if (cmd == NULL) { + IWM_ERR(iwm, "Couldn't find expected wifi command\n"); + return -EINVAL; + } + + hdr = (struct iwm_umac_wifi_if *)cmd->buf.payload; IWM_DBG_NTF(iwm, DBG, "WIFI_IF_WRAPPER cmd is delivered to UMAC: " "oid is 0x%x\n", hdr->oid); |