avcodec/jacosubdec: check strftime return value

Fixes CID1257004
10 years ago · 6153aa2d1e
parent ace9161655
commit 6153aa2d1e
1 changed files with 2 additions and 2 deletions
--- a/libavcodec/jacosubdec.c
+++ b/libavcodec/jacosubdec.c
@ -46,8 +46,8 @@ static int insert_datetime(AVBPrint *dst, const char *in, const char *arg)
    struct tm ltime;

    localtime_r(&now, &ltime);
-    strftime(buf, sizeof(buf), arg, &ltime);
-    av_bprintf(dst, "%s", buf);
+    if (strftime(buf, sizeof(buf), arg, &ltime))
+        av_bprintf(dst, "%s", buf);
    return 0;
 }