[FFmpeg-cvslog] avformat/hdsenc: Check rename() return value

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Dec 11 16:27:14 2013 +0100| [95d2fc6a76f3e0a98329f1ca70f98e7c085f0abf] | committer: Michael Niedermayer

avformat/hdsenc: Check rename() return value

Fixes CID1135748
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=95d2fc6a76f3e0a98329f1ca70f98e7c085f0abf
---

 libavformat/hdsenc.c |   15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/libavformat/hdsenc.c b/libavformat/hdsenc.c
index 08ae549..c9b7bcd 100644
--- a/libavformat/hdsenc.c
+++ b/libavformat/hdsenc.c
@@ -204,7 +204,10 @@ static int write_manifest(AVFormatContext *s, int final)
     avio_printf(out, "</manifest>\n");
     avio_flush(out);
     avio_close(out);
-    rename(temp_filename, filename);
+    if (rename(temp_filename, filename) == -1) {
+        av_log(s, AV_LOG_ERROR, "failed to rename file %s to %s\n", temp_filename, filename);
+        return AVERROR(errno);
+    }
     return 0;
 }
 
@@ -286,7 +289,10 @@ static int write_abst(AVFormatContext *s, OutputStream *os, int final)
     update_size(out, afrt_pos);
     update_size(out, 0);
     avio_close(out);
-    rename(temp_filename, filename);
+    if (rename(temp_filename, filename) == -1) {
+        av_log(s, AV_LOG_ERROR, "failed to rename file %s to %s\n", temp_filename, filename);
+        return AVERROR(errno);
+    }
     return 0;
 }
 
@@ -475,7 +481,10 @@ static int hds_flush(AVFormatContext *s, OutputStream *os, int final,
 
     snprintf(target_filename, sizeof(target_filename),
              "%s/stream%dSeg1-Frag%d", s->filename, index, os->fragment_index);
-    rename(os->temp_filename, target_filename);
+    if (rename(os->temp_filename, target_filename) == -1) {
+        av_log(s, AV_LOG_ERROR, "failed to rename file %s to %s\n", os->temp_filename, target_filename);
+        return AVERROR(errno);
+    }
     add_fragment(os, target_filename, os->frag_start_ts, end_ts - os->frag_start_ts);
 
     if (!final) {