saa7164: make buffer smaller
Commit Message
This isn't a runtime bug, it's just to make static checkers happy.
In vidioc_querycap() we copy a saa7164_dev ->name driver array into a
v4l2_capability -> driver array. The ->driver array is only 16 chars
long so ->name also can't be more than 16 characters.
The ->name gets set in v4l2_capability() and it always is less than 16
characters so we can easily make the buffer smaller.
Signed-off-by: Dan Carpenter <error27@gmail.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
@@ -448,7 +448,7 @@ struct saa7164_dev {
int nr;
int hwrevision;
u32 board;
- char name[32];
+ char name[16];
/* firmware status */
struct saa7164_fw_status fw_status;
@@ -1001,7 +1001,7 @@ static int saa7164_dev_setup(struct saa7164_dev *dev)
atomic_inc(&dev->refcount);
dev->nr = saa7164_devcount++;
- sprintf(dev->name, "saa7164[%d]", dev->nr);
+ snprintf(dev->name, sizeof(dev->name), "saa7164[%d]", dev->nr);
mutex_lock(&devlist);
list_add_tail(&dev->devlist, &saa7164_devlist);