staging/lustre/obdclass: Fix uninitialized variables

'sd.page_link' is used uninitialized in this function.
'ss.page_link' is used uninitialized in this function.
'sl.page_link' is used uninitialized in this function.

Signed-off-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-on: http://review.whamcloud.com/10613
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4629
Reviewed-by: James Simmons <uja.ornl@gmail.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lustre/obdclass/capa.c b/drivers/staging/lustre/lustre/obdclass/capa.c
index be1c613383a6b1206197a005702cbc2d43e734c4..cf1c4974eda824d58126cf31bd011e959bc27ce6 100644 (file)
--- a/drivers/staging/lustre/lustre/obdclass/capa.c
+++ b/drivers/staging/lustre/lustre/obdclass/capa.c
@@ -279,6 +279,7 @@ int capa_hmac(__u8 *hmac, struct lustre_capa *capa, __u8 *key)
        }
        keylen = alg->ha_keylen;
 
+       sg_init_table(&sl, 1);
        sg_set_page(&sl, virt_to_page(capa),
                    offsetof(struct lustre_capa, lc_hmac),
                    (unsigned long)(capa) % PAGE_CACHE_SIZE);
@@ -320,9 +321,11 @@ int capa_encrypt_id(__u32 *d, __u32 *s, __u8 *key, int keylen)
                GOTO(out, rc);
        }
 
+       sg_init_table(&sd, 1);
        sg_set_page(&sd, virt_to_page(d), 16,
                    (unsigned long)(d) % PAGE_CACHE_SIZE);
 
+       sg_init_table(&ss, 1);
        sg_set_page(&ss, virt_to_page(s), 16,
                    (unsigned long)(s) % PAGE_CACHE_SIZE);
        desc.tfm   = tfm;
@@ -370,9 +373,11 @@ int capa_decrypt_id(__u32 *d, __u32 *s, __u8 *key, int keylen)
                GOTO(out, rc);
        }
 
+       sg_init_table(&sd, 1);
        sg_set_page(&sd, virt_to_page(d), 16,
                    (unsigned long)(d) % PAGE_CACHE_SIZE);
 
+       sg_init_table(&ss, 1);
        sg_set_page(&ss, virt_to_page(s), 16,
                    (unsigned long)(s) % PAGE_CACHE_SIZE);