tcp: Check the listen call

Signed-off-by: Martin Storsjö <martin@martin.st>

tcp: Check the listen call
Signed-off-by: Martin Storsjö <martin@martin.st>
a7cc78cb · Jordi Ortiz · Martin Storsjö · ae702edf · a7cc78cb
Commit a7cc78cb authored Jun 16, 2012 by Jordi Ortiz Committed by Martin Storsjö Jun 17, 2012
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tcp.c libavformat/tcp.c +5 -1

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--- a/libavformat/tcp.c
+++ b/libavformat/tcp.c
@@ -90,7 +90,11 @@ static int tcp_open(URLContext *h, const char *uri, int flags)
            ret = ff_neterrno();
            goto fail1;
        }
-        listen(fd, 1);
+        ret = listen(fd, 1);
+        if (ret) {
+            ret = ff_neterrno();
+            goto fail1;
+        }
        fd1 = accept(fd, NULL, NULL);
        if (fd1 < 0) {
            ret = ff_neterrno();