media: cec-func-poll.rst/func-poll.rst: update EINVAL description

nfds depends on RLIMIT_NOFILE, not OPEN_MAX. Update the description
for cec and v4l2.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

diff --git a/Documentation/media/uapi/cec/cec-func-poll.rst b/Documentation/media/uapi/cec/cec-func-poll.rst
index d49f1ee0742ddeeb28d12c99ff6673ed8bcc95b3..c698c969635c5732b3cb4ca6d4993807283e8519 100644 (file)
--- a/Documentation/media/uapi/cec/cec-func-poll.rst
+++ b/Documentation/media/uapi/cec/cec-func-poll.rst
@@ -74,4 +74,5 @@ is returned, and the ``errno`` variable is set appropriately:
     The call was interrupted by a signal.
 
 ``EINVAL``
-    The ``nfds`` argument is greater than ``OPEN_MAX``.
+    The ``nfds`` value exceeds the ``RLIMIT_NOFILE`` value. Use
+    ``getrlimit()`` to obtain this value.

diff --git a/Documentation/media/uapi/v4l/func-poll.rst b/Documentation/media/uapi/v4l/func-poll.rst
index 360bc6523ae27e23e323e51441958ea31c636491..967fe8920729c5721594fb75244432c24e478611 100644 (file)
--- a/Documentation/media/uapi/v4l/func-poll.rst
+++ b/Documentation/media/uapi/v4l/func-poll.rst
@@ -113,4 +113,5 @@ EINTR
     The call was interrupted by a signal.
 
 EINVAL
-    The ``nfds`` argument is greater than ``OPEN_MAX``.
+    The ``nfds`` value exceeds the ``RLIMIT_NOFILE`` value. Use
+    ``getrlimit()`` to obtain this value.