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Date: Tue, 03 Nov 2009 05:14:18 +0100
From: =?ISO-8859-2?Q?N=E9meth_M=E1rton?= <nm127@freemail.hu>
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	Franck Bourdonnec <fbourdonnec@chez.com>,
	Jean-Francois Moine <moinejf@free.fr>
Subject: [PATCH] pixfmt-test: fix VIDIOC_G_STD call for webcams
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From: Márton Németh <nm127@freemail.hu>

Webcams may return -1 and errno=EINVAL when there is no standard which
they support. Handle this case in pixfmt-test.

Signed-off-by: Márton Németh <nm127@freemail.hu>
---
diff -r 43878f8dbfb0 v4l2-apps/test/pixfmt-test.c
--- a/v4l2-apps/test/pixfmt-test.c	Sun Nov 01 07:17:46 2009 -0200
+++ b/v4l2-apps/test/pixfmt-test.c	Tue Nov 03 05:10:52 2009 +0100
@@ -1741,8 +1741,10 @@
 		/* Errors ignored. */
 	}

+	/* Webcams may not support any standard at all, see
+	   http://v4l2spec.bytesex.org/spec/x448.htm for details */
 	if (-1 == xioctl (dev_fd, VIDIOC_G_STD, &std_id))
-		errno_exit ("VIDIOC_G_STD");
+		std_id = 0;
 }

 static void