[Libguestfs] [PATCH] ext2: fix small memory leak on error
Richard W.M. Jones
rjones at redhat.com
Tue Sep 9 17:00:40 UTC 2014
On Tue, Sep 09, 2014 at 02:48:12PM +0200, Pino Toscano wrote:
> When failing to read the output of `readlink -f`, free the memory buffer
> used for it.
> ---
> src/ext2fs-c.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/src/ext2fs-c.c b/src/ext2fs-c.c
> index 9e0770a..f3ca7dc 100644
> --- a/src/ext2fs-c.c
> +++ b/src/ext2fs-c.c
> @@ -631,6 +631,7 @@ ext2_copy_file (struct ext2_data *data, const char *src, const char *dest)
> }
> if (fgets (new_dirname, PATH_MAX, fp) == NULL) {
> pclose (fp);
> + free (new_dirname);
> goto cont;
> }
> pclose (fp);
> --
> 1.9.3
You'll find plenty of "memory leaks" in supermin since it deliberately
doesn't bother freeing memory in many cases, in order to be fast. (It
is a short-lived program, so it doesn't matter)
But - ACK.
Rich.
--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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