xcbgrab: Check av_strdup() allocation

Bug-Id: CID 1274038

xcbgrab: Check av_strdup() allocation
Bug-Id: CID 1274038
edca1dd5 · Vittorio Giovara · 17c45d4d · edca1dd5
Commit edca1dd5 authored Mar 11, 2015 by Vittorio Giovara
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xcbgrab.c libavdevice/xcbgrab.c +2 -0

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--- a/libavdevice/xcbgrab.c
+++ b/libavdevice/xcbgrab.c
@@ -602,6 +602,8 @@ static av_cold int xcbgrab_read_header(AVFormatContext *s)
    if (opts) {
        sscanf(opts, "%d,%d", &c->x, &c->y);
        host = av_strdup(s->filename);
+        if (!host)
+            return AVERROR(ENOMEM);
        host[opts - s->filename] = '\0';
    }