diff options
Diffstat (limited to 'cmdutils.c')
| -rw-r--r-- | cmdutils.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/cmdutils.c b/cmdutils.c index 00c5d71144..30104fd6b9 100644 --- a/cmdutils.c +++ b/cmdutils.c @@ -809,6 +809,7 @@ int read_yesno(void) int read_file(const char *filename, char **bufptr, size_t *size) { + int ret; FILE *f = fopen(filename, "rb"); if (!f) { @@ -824,11 +825,22 @@ int read_file(const char *filename, char **bufptr, size_t *size) fclose(f); return AVERROR(ENOMEM); } - fread(*bufptr, 1, *size, f); - (*bufptr)[*size++] = '\0'; + ret = fread(*bufptr, 1, *size, f); + if (ret < *size) { + av_free(*bufptr); + if (ferror(f)) { + av_log(NULL, AV_LOG_ERROR, "Error while reading file '%s': %s\n", + filename, strerror(errno)); + ret = AVERROR(errno); + } else + ret = AVERROR_EOF; + } else { + ret = 0; + (*bufptr)[*size++] = '\0'; + } fclose(f); - return 0; + return ret; } FILE *get_preset_file(char *filename, size_t filename_size, |