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authorHans Verkuil <hansverk@cisco.com>2018-08-23 06:14:12 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-09-11 09:45:58 -0400
commit34b41472465b1b5a2c6c63255431fb2c1a450af1 (patch)
tree4d69723646404eeada387d7ac8c46a62fddd64aa /include/media/media-request.h
parent757fdb51c14fda221ccb6999a865f7f895c79750 (diff)
downloadlinux-34b41472465b1b5a2c6c63255431fb2c1a450af1.tar.bz2
media: media-request: return -EINVAL for invalid request_fds
Instead of returning -ENOENT when a request_fd was not found (VIDIOC_QBUF and VIDIOC_G/S/TRY_EXT_CTRLS), we now return -EINVAL. This is in line with what we do when invalid dmabuf fds are passed to e.g. VIDIOC_QBUF. Also document that EINVAL is returned for invalid m.fd values, we never documented that. Signed-off-by: Hans Verkuil <hansverk@cisco.com> Reviewed-by: Tomasz Figa <tfiga@chromium.org> Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'include/media/media-request.h')
-rw-r--r--include/media/media-request.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/media/media-request.h b/include/media/media-request.h
index ac02019c1d77..453a6b95c61a 100644
--- a/include/media/media-request.h
+++ b/include/media/media-request.h
@@ -153,7 +153,7 @@ void media_request_put(struct media_request *req);
* by the media device.
*
* Return a -EPERM error pointer if requests are not supported
- * by this driver. Return -ENOENT if the request was not found.
+ * by this driver. Return -EINVAL if the request was not found.
* Return the pointer to the request if found: the caller will
* have to call @media_request_put when it finished using the
* request.