[FFmpeg-cvslog] dshow: cleanup reference

[rogerdpack]

ffmpeg | branch: master | rogerdpack <rogerpack2005 at gmail.com> | Thu Aug 16 10:42:46 2012 -0600| [42dbf06df0130456692fae8a008ddcebaa74d2e3] | committer: Michael Niedermayer

dshow: cleanup reference

Signed-off-by: rogerdpack <rogerpack2005 at gmail.com>
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=42dbf06df0130456692fae8a008ddcebaa74d2e3
---

 libavdevice/dshow.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavdevice/dshow.c b/libavdevice/dshow.c
index 93bca1d..3a2d6e1 100644
--- a/libavdevice/dshow.c
+++ b/libavdevice/dshow.c
@@ -916,8 +916,8 @@ static int dshow_read_packet(AVFormatContext *s, AVPacket *pkt)
     while (!pktl) {
         WaitForSingleObject(ctx->mutex, INFINITE);
         pktl = ctx->pktl;
-        if (ctx->pktl) {
-            *pkt = ctx->pktl->pkt;
+        if (pktl) {
+            *pkt = pktl->pkt;
             ctx->pktl = ctx->pktl->next;
             av_free(pktl);
         }