lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

wlcore: add space for private area when allocating fw_status

Browse Source 
When allocating the fw_status structure, the space for the
lower-driver private area was missing.  This was causing an illegal
write outside the allocated area, which was causing random oopses
around the kernel.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
This commit is contained in:
Luciano Coelho
2012-05-10 12:14:00 +03:00
parent 4b9d2365d5
commit 4f64a1e93f
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/wireless/ti/wlcore/main.c
View File

@@ -904,7 +904,8 @@ static void wl1271_fw_wakeup(struct wl1271 *wl)
static int wl1271_setup(struct wl1271 *wl) static int wl1271_setup(struct wl1271 *wl)
{ {
wl->fw_status_1 = kmalloc(WLCORE_FW_STATUS_1_LEN(wl->num_rx_desc) + wl->fw_status_1 = kmalloc(WLCORE_FW_STATUS_1_LEN(wl->num_rx_desc) +
sizeof(*wl->fw_status_2), GFP_KERNEL); sizeof(*wl->fw_status_2) +
wl->fw_status_priv_len, GFP_KERNEL);
if (!wl->fw_status_1) if (!wl->fw_status_1)
return -ENOMEM; return -ENOMEM;