xcbgrab: Check av_strdup() allocation

Bug-Id: CID 1274038
10 years ago · edca1dd552
parent 17c45d4d05
commit edca1dd552
1 changed files with 2 additions and 0 deletions
--- 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';
    }