Messages in this thread Patch in this message | | | From | Peter Senna Tschudin <> | Subject | [PATCH 1/14] drivers/media/platform/soc_camera/soc_camera.c: fix error return code | Date | Thu, 6 Sep 2012 17:24:00 +0200 |
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From: Peter Senna Tschudin <peter.senna@gmail.com>
Convert a nonnegative error return code to a negative one, as returned elsewhere in the function.
A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/)
// <smpl> ( if@p1 (\(ret < 0\|ret != 0\)) { ... return ret; } | ret@p1 = 0 ) ... when != ret = e1 when != &ret *if(...) { ... when != ret = e2 when forall return ret; }
// </smpl>
Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
--- drivers/media/platform/soc_camera/soc_camera.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index 10b57f8..a4beb6c 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -1184,7 +1184,8 @@ static int soc_camera_probe(struct soc_camera_device *icd) sd->grp_id = soc_camera_grp_id(icd); v4l2_set_subdev_hostdata(sd, icd); - if (v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler)) + ret = v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler); + if (ret) goto ectrl; /* At this point client .probe() should have run already */
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