From: Markus Elfring <elfr...@users.sourceforge.net>
Date: Tue, 3 Feb 2015 18:36:35 +0100
The vfree() function performs also input parameter validation.
Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfr...@users.sourceforge.net>
---
drivers/media/usb/stkwebcam/stk-webcam.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/media/usb/stkwebcam/stk-webcam.c
b/drivers/media/usb/stkwebcam/stk-webcam.c
index 3588dc3..3686c4e 100644
--- a/drivers/media/usb/stkwebcam/stk-webcam.c
+++ b/drivers/media/usb/stkwebcam/stk-webcam.c
@@ -556,10 +556,8 @@ static int stk_free_sio_buffers(struct stk_camera *dev)
nbufs = dev->n_sbufs;
dev->n_sbufs = 0;
spin_unlock_irqrestore(&dev->spinlock, flags);
- for (i = 0; i < nbufs; i++) {
- if (dev->sio_bufs[i].buffer != NULL)
- vfree(dev->sio_bufs[i].buffer);
- }
+ for (i = 0; i < nbufs; i++)
+ vfree(dev->sio_bufs[i].buffer);
kfree(dev->sio_bufs);
dev->sio_bufs = NULL;
return 0;
--
2.2.2
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