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Fix error check in av_file_map()

On failure, mmap() returns MAP_FAILED, which may or may not be -1.

Signed-off-by: Mans Rullgard <mans@mansr.com>
tags/n0.8
Mans Rullgard 14 years ago
parent
commit
d0989bed22
1 changed files with 1 additions and 1 deletions
  1. +1
    -1
      libavutil/file.c

+ 1
- 1
libavutil/file.c View File

@@ -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 == MAP_FAILED) {
err = AVERROR(errno);
av_strerror(err, errbuf, sizeof(errbuf));
av_log(&file_log_ctx, AV_LOG_ERROR, "Error occurred in mmap(): %s\n", errbuf);


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