[FFmpeg-cvslog] file: Fix mmap error check.

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu May  5 00:52:03 2011 +0200| [10ff2967ea8d17f7e46599497214280a21ca409a] | committer: Michael Niedermayer

file: Fix mmap error check.
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=10ff2967ea8d17f7e46599497214280a21ca409a
---

 libavutil/file.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavutil/file.c b/libavutil/file.c
index b2d380d..1fb7a2b 100644
--- a/libavutil/file.c
+++ b/libavutil/file.c
@@ -75,7 +75,7 @@ int av_file_map(const char *filename, uint8_t **bufptr, size_t *size,
 
 #if HAVE_MMAP
     ptr = mmap(NULL, *size, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0);
-    if ((int)(ptr) == -1) {
+    if (ptr == (void*)-1) {
         err = AVERROR(errno);
         av_strerror(err, errbuf, sizeof(errbuf));
         av_log(&file_log_ctx, AV_LOG_ERROR, "Error occurred in mmap(): %s\n", errbuf);