1 files changed, 16 insertions, 8 deletions

diff --git a/libavformat/smoothstreamingenc.c b/libavformat/smoothstreamingenc.c
index 2fe01b1f59..fe18a95e48 100644
--- a/libavformat/smoothstreamingenc.c
+++ b/libavformat/smoothstreamingenc.c
@@ -2,20 +2,20 @@
  * Live smooth streaming fragmenter
  * Copyright (c) 2012 Martin Storsjo
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -289,7 +289,11 @@ static int ism_write_header(AVFormatContext *s)
     int ret = 0, i;
     AVOutputFormat *oformat;
 
-    mkdir(s->filename, 0777);
+    if (mkdir(s->filename, 0777) < 0) {
+        av_log(s, AV_LOG_ERROR, "mkdir failed\n");
+        ret = AVERROR(errno);
+        goto fail;
+    }
 
     oformat = av_guess_format("ismv", NULL, NULL);
     if (!oformat) {
@@ -316,7 +320,11 @@ static int ism_write_header(AVFormatContext *s)
             goto fail;
         }
         snprintf(os->dirname, sizeof(os->dirname), "%s/QualityLevels(%d)", s->filename, s->streams[i]->codec->bit_rate);
-        mkdir(os->dirname, 0777);
+        if (mkdir(os->dirname, 0777) < 0) {
+            ret = AVERROR(errno);
+            av_log(s, AV_LOG_ERROR, "mkdir failed\n");
+            goto fail;
+        }
 
         ctx = avformat_alloc_context();
         if (!ctx) {
@@ -422,7 +430,7 @@ static int parse_fragment(AVFormatContext *s, const char *filename, int64_t *sta
         if (len < 8 || len >= *moof_size)
             goto fail;
         if (tag == MKTAG('u','u','i','d')) {
-            const uint8_t tfxd[] = {
+            static const uint8_t tfxd[] = {
                 0x6d, 0x1d, 0x9b, 0x05, 0x42, 0xd5, 0x44, 0xe6,
                 0x80, 0xe2, 0x14, 0x1d, 0xaf, 0xf7, 0x57, 0xb2
             };
@@ -565,7 +573,7 @@ static int ism_write_packet(AVFormatContext *s, AVPacket *pkt)
     SmoothStreamingContext *c = s->priv_data;
     AVStream *st = s->streams[pkt->stream_index];
     OutputStream *os = &c->streams[pkt->stream_index];
-    int64_t end_dts = (c->nb_fragments + 1) * c->min_frag_duration;
+    int64_t end_dts = (c->nb_fragments + 1LL) * c->min_frag_duration;
     int ret;
 
     if (st->first_dts == AV_NOPTS_VALUE)