diff mbox

v4l: mem2mem_testdev: fix g_fmt NULL pointer dereference

Message ID 1277713016-24339-1-git-send-email-p.osciak@samsung.com (mailing list archive)
State Superseded, archived
Headers

Commit Message

Pawel Osciak June 28, 2010, 8:16 a.m. UTC 
  Calling g_fmt before s_fmt resulted in a NULL pointer dereference as no
default formats were being selected on probe.

Reported-by: Németh Márton <nm127@freemail.hu>
Signed-off-by: Pawel Osciak <p.osciak@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
Fix for 2.6.35

 drivers/media/video/mem2mem_testdev.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/drivers/media/video/mem2mem_testdev.c b/drivers/media/video/mem2mem_testdev.c
index d4fd8a3..033aa12 100644
--- a/drivers/media/video/mem2mem_testdev.c
+++ b/drivers/media/video/mem2mem_testdev.c
@@ -1000,6 +1000,9 @@  static int m2mtest_probe(struct platform_device *pdev)
 		goto err_m2m;
 	}
 
+	q_data[V4L2_M2M_SRC].fmt = &formats[0];
+	q_data[V4L2_M2M_DST].fmt = &formats[0];
+
 	return 0;
 
 err_m2m: