lavd/lavfi: add check in case pix_fmts cannot be allocated in lavfi_read_header()

4d475f7e · Stefano Sabatini · aa1c590b · 4d475f7e
Commit 4d475f7e authored Dec 20, 2011 by Stefano Sabatini
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lavfi.c libavdevice/lavfi.c +3 -0

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--- a/libavdevice/lavfi.c
+++ b/libavdevice/lavfi.c
@@ -88,6 +88,9 @@ av_cold static int lavfi_read_header(AVFormatContext *avctx,

 #define FAIL(ERR) { ret = ERR; goto end; }

+    if (!pix_fmts)
+        FAIL(AVERROR(ENOMEM));
+
    avfilter_register_all();

    buffersink = avfilter_get_by_name("buffersink");