Re: [PATCH 2/2] cifs: fix two compiler warning about uninitialized vars

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On Sat, Jan 29, 2011 at 6:03 AM, Jeff Layton <jlayton@xxxxxxxxxx> wrote:
> fs/cifs/link.c: In function ‘symlink_hash’:
> fs/cifs/link.c:58:3: warning: ‘rc’ may be used uninitialized in this
> function [-Wuninitialized]
>
> fs/cifs/smbencrypt.c: In function ‘mdfour’:
> fs/cifs/smbencrypt.c:61:3: warning: ‘rc’ may be used uninitialized in this
> function [-Wuninitialized]
>
> Cc: Shirish Pargaonkar <shirishpargaonkar@xxxxxxxxx>
> Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
> ---
>  fs/cifs/link.c       |    3 ++-
>  fs/cifs/smbencrypt.c |    3 ++-
>  2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/fs/cifs/link.c b/fs/cifs/link.c
> index 02cd60a..e8804d3 100644
> --- a/fs/cifs/link.c
> +++ b/fs/cifs/link.c
> @@ -55,8 +55,9 @@ symlink_hash(unsigned int link_len, const char *link_str, u8 *md5_hash)
>
>        md5 = crypto_alloc_shash("md5", 0, 0);
>        if (IS_ERR(md5)) {
> +               rc = PTR_ERR(md5);
>                cERROR(1, "%s: Crypto md5 allocation error %d\n", __func__, rc);
> -               return PTR_ERR(md5);
> +               return rc;
>        }
>        size = sizeof(struct shash_desc) + crypto_shash_descsize(md5);
>        sdescmd5 = kmalloc(size, GFP_KERNEL);
> diff --git a/fs/cifs/smbencrypt.c b/fs/cifs/smbencrypt.c
> index b5450e9..b5041c8 100644
> --- a/fs/cifs/smbencrypt.c
> +++ b/fs/cifs/smbencrypt.c
> @@ -58,8 +58,9 @@ mdfour(unsigned char *md4_hash, unsigned char *link_str, int link_len)
>
>        md4 = crypto_alloc_shash("md4", 0, 0);
>        if (IS_ERR(md4)) {
> +               rc = PTR_ERR(md4);
>                cERROR(1, "%s: Crypto md4 allocation error %d\n", __func__, rc);
> -               return PTR_ERR(md4);
> +               return rc;
>        }
>        size = sizeof(struct shash_desc) + crypto_shash_descsize(md4);
>        sdescmd4 = kmalloc(size, GFP_KERNEL);
> --
> 1.7.3.4
>
>

Looks correct.  Missed that.

Reviewed-by: Shirish Pargaonkar <shirishpargaonkar@xxxxxxxxx>
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