Re: [PATCH 23/27] NFS: Fix memory leak [try #2]

From: Trond Myklebust
Date: Thu Jan 24 2008 - 16:16:04 EST



On Wed, 2008-01-23 at 17:22 +0000, David Howells wrote:
> Fix a memory leak whereby multiple clientaddr=xxx mount options just overwrite
> the duplicated client_address option pointer, without freeing the old memory.
>
> Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
> ---
>
> fs/nfs/super.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
>
> diff --git a/fs/nfs/super.c b/fs/nfs/super.c
> index 0b0c72a..7f5e747 100644
> --- a/fs/nfs/super.c
> +++ b/fs/nfs/super.c
> @@ -936,6 +936,7 @@ static int nfs_parse_mount_options(char *raw,
> string = match_strdup(args);
> if (string == NULL)
> goto out_nomem;
> + kfree(mnt->client_address);
> mnt->client_address = string;
> break;
> case Opt_mountaddr:

Thanks. This fix has already been applied to the NFS git tree.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/