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Re: [PATCH] rmdir: fix uninitialized memory causing incorrect error
From: |
Jim Meyering |
Subject: |
Re: [PATCH] rmdir: fix uninitialized memory causing incorrect error |
Date: |
Thu, 16 Sep 2021 16:05:36 -0700 |
On Thu, Sep 16, 2021 at 3:35 PM Pádraig Brady <P@draigbrady.com> wrote:
> * src/rmdir.c (main): Only inspect the returned stat structure,
> when stat(2) returns success.
> ---
> src/rmdir.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/src/rmdir.c b/src/rmdir.c
> index 149d4659a..c6e2aba0f 100644
> --- a/src/rmdir.c
> +++ b/src/rmdir.c
> @@ -262,7 +262,8 @@ main (int argc, char **argv)
> struct stat st;
> int ret = stat (dir, &st);
> /* Some other issue following, or is actually a directory.
> */
> - if ((ret != 0 && errno != ENOTDIR) || S_ISDIR (st.st_mode))
> + if ((ret != 0 && errno != ENOTDIR)
> + || (ret == 0 && S_ISDIR (st.st_mode)))
Good one!
Found via valgrind?