diff options
| author | Ajay Singh <ajay.kathat@microchip.com> | 2018-04-12 04:21:14 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-04-23 09:57:38 -0400 |
| commit | b00e2fd10429eddf4a181ad30af010e56c2303f9 (patch) | |
| tree | d2936884872f4500cae93beb7f4dfc541a7d7929 | |
| parent | edf5c17d866eada03b8750368a12dc3def77d608 (diff) | |
staging: wilc1000: fix NULL pointer exception in host_int_parse_assoc_resp_info()
Commit fe014d4e6b55 (staging: wilc1000: free memory allocated for general info
message from firmware) introduced a bug by using wrong source address in
kmemdup(). 'conn_info.req_ies' is used for source address in kempdup()
instead of 'hif_drv->usr_conn_req.ies'.
This commit fixes the NULL pointer dereference issue in
host_int_parse_assoc_resp_info() by using the correct source address in
kmemdup().
Fixes: fe014d4e6b55 (staging: wilc1000: free memory allocated for general info message from firmware)
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/wilc1000/host_interface.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c index 6b5300ca44a6..885f5fcead77 100644 --- a/drivers/staging/wilc1000/host_interface.c +++ b/drivers/staging/wilc1000/host_interface.c | |||
| @@ -1390,7 +1390,7 @@ static inline void host_int_parse_assoc_resp_info(struct wilc_vif *vif, | |||
| 1390 | } | 1390 | } |
| 1391 | 1391 | ||
| 1392 | if (hif_drv->usr_conn_req.ies) { | 1392 | if (hif_drv->usr_conn_req.ies) { |
| 1393 | conn_info.req_ies = kmemdup(conn_info.req_ies, | 1393 | conn_info.req_ies = kmemdup(hif_drv->usr_conn_req.ies, |
| 1394 | hif_drv->usr_conn_req.ies_len, | 1394 | hif_drv->usr_conn_req.ies_len, |
| 1395 | GFP_KERNEL); | 1395 | GFP_KERNEL); |
| 1396 | if (conn_info.req_ies) | 1396 | if (conn_info.req_ies) |