On Mon, Jul 15, 2013 at 07:36:50PM +0800, Wang Shilong wrote:
> valgrind complains open_file_or_dir() causes a memory leak.That is because
> if we open a directoy by opendir(), and then we should call closedir()
> to free memory.
I've reviewed this and don't see a better way how to fix the leaks now.
One comment below, otherwise ok, thanks.
> --- a/cmds-filesystem.c
> +++ b/cmds-filesystem.c
> @@ -91,9 +89,8 @@ static int cmd_df(int argc, char **argv)
> sargs = realloc(sargs, sizeof(struct btrfs_ioctl_space_args) +
> (count * sizeof(struct btrfs_ioctl_space_info)));
> if (!sargs) {
> - close(fd);
> - free(sargs_orig);
> - return -ENOMEM;
> + ret = -ENOMEM;
> + goto out;
sargs_orig is leaked here, the out: block only frees sargs, but it's
null now, so
sargs = sargs_orig;
goto out;
should fix it.
> }
>
> sargs->space_slots = count;
--
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