Preserve the errno value for the caller in case closing happens in the
middle of eg. an ioctl and reporing the failure. The errors that could
happen in close/closedir do not bother us.
Signed-off-by: David Sterba <dsterba@suse.com>
void close_file_or_dir(int fd, DIR *dirstream)
{
- if (dirstream)
+ int old_errno;
+
+ old_errno = errno;
+ if (dirstream) {
closedir(dirstream);
- else if (fd >= 0)
+ } else if (fd >= 0) {
close(fd);
+ }
+
+ errno = old_errno;
}
int get_device_info(int fd, u64 devid,