diff options
Diffstat (limited to 'lib/libubi.c')
| -rw-r--r-- | lib/libubi.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/libubi.c b/lib/libubi.c index aaeeb38..afe3648 100644 --- a/lib/libubi.c +++ b/lib/libubi.c @@ -156,7 +156,8 @@ static int read_positive_int(const char *file, int *value) */ static int read_data(const char *file, void *buf, int buf_len) { - int fd, rd, tmp, tmp1; + int fd, rd, tmp1; + char tmp; fd = open(file, O_RDONLY); if (fd == -1) @@ -178,11 +179,11 @@ static int read_data(const char *file, void *buf, int buf_len) /* Make sure all data is read */ tmp1 = read(fd, &tmp, 1); - if (tmp1 == 1) { + if (tmp1 < 0) { sys_errmsg("cannot read \"%s\"", file); goto out_error; } - if (tmp1) { + if (tmp1 > 0) { errmsg("file \"%s\" contains too much data (> %d bytes)", file, buf_len); errno = EINVAL; |