diff options
| author | Maya Erez <merez@codeaurora.org> | 2014-03-17 10:22:42 +0200 |
|---|---|---|
| committer | Maya Erez <merez@codeaurora.org> | 2014-03-17 10:22:42 +0200 |
| commit | f22a15dbadd39144ea1949a9febcabb41ca6b86c (patch) | |
| tree | ba925d156403a45790b6f5395f7ab9d312d2d585 | |
| parent | 602a0bb9ec6df32de8c611fcbfb490f8cf8542b0 (diff) | |
usb: gadget: Fix KW error for NULL pointer check
port pointer is being used without checking if it's NULL.
Add a check for preventing NULL pointer access.
CRs-Fixed: 629914
Change-Id: I171c1bd113071d4689a5d3de3e8dac52cdd44a0e
Signed-off-by: Maya Erez <merez@codeaurora.org>
| -rw-r--r-- | drivers/usb/gadget/u_bam.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/usb/gadget/u_bam.c b/drivers/usb/gadget/u_bam.c index 6097adb11ef..cc48cc07de1 100644 --- a/drivers/usb/gadget/u_bam.c +++ b/drivers/usb/gadget/u_bam.c @@ -1068,13 +1068,17 @@ static void gbam2bam_connect_work(struct work_struct *w) struct usb_gadget *gadget = NULL; struct teth_bridge_connect_params connect_params; struct teth_bridge_init_params teth_bridge_params; - struct bam_ch_info *d = &port->data_ch; + struct bam_ch_info *d; u32 sps_params; int ret; unsigned long flags; - if (port) - dev = port_to_rmnet(port->gr); + if (!port) { + pr_err("%s: NULL port", __func__); + return; + } + d = &port->data_ch; + dev = port_to_rmnet(port->gr); if (dev && dev->cdev) gadget = dev->cdev->gadget; |