1 files changed, 3 insertions, 1 deletions
diff --git a/libavutil/error.c b/libavutil/error.c
index 3dd38a351c..b6d6019061 100644
--- a/libavutil/error.c
+++ b/libavutil/error.c
@@ -36,8 +36,10 @@ int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
     } else {
 #if HAVE_STRERROR_R
         ret = strerror_r(AVUNERROR(errnum), errbuf, errbuf_size);
+#else
+        ret = -1;
 #endif
-        if (!HAVE_STRERROR_R || ret < 0)
+        if (ret < 0)
             snprintf(errbuf, errbuf_size, "Error number %d occurred", errnum);
     }