opt: check memory allocation

CC: libav-stable@libav.org Bug-Id: CID 1257771

opt: check memory allocation
CC: libav-stable@libav.org Bug-Id: CID 1257771
07a0c0f0 · Vittorio Giovara · 46808fdf · 07a0c0f0
Commit 07a0c0f0 authored Dec 18, 2014 by Vittorio Giovara
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opt.c libavutil/opt.c +2 -0

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--- a/libavutil/opt.c
+++ b/libavutil/opt.c
@@ -119,6 +119,8 @@ static int set_string_binary(void *obj, const AVOption *o, const char *val, uint
    len /= 2;

    ptr = bin = av_malloc(len);
+    if (!ptr)
+        return AVERROR(ENOMEM);
    while (*val) {
        int a = hexchar2int(*val++);
        int b = hexchar2int(*val++);