staging: lustre: lmv: fix issue found by Klocwork Insight tool

'plock.cookie' might be used uninitialized in this function.

sscanf format specification '%d' expects type 'int *' for 'd',
but parameter 3 has a different type '__u32*'

Signed-off-by: Dmitry Eremin <dmitry.eremin@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4629
Reviewed-on: http://review.whamcloud.com/9390
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: James Simmons <uja.ornl@gmail.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lustre/lmv/lmv_intent.c b/drivers/staging/lustre/lustre/lmv/lmv_intent.c
index 2bc1098d7c8ac2eadc69519c7ba7cde448215d66..51b7048ff9b216e0e72441150d3c14b87f224c50 100644 (file)
--- a/drivers/staging/lustre/lustre/lmv/lmv_intent.c
+++ b/drivers/staging/lustre/lustre/lmv/lmv_intent.c
@@ -137,8 +137,10 @@ static int lmv_intent_remote(struct obd_export *exp, void *lmm,
                it->it_remote_lock_mode = it->it_lock_mode;
        }
 
-       it->it_lock_handle = plock.cookie;
-       it->it_lock_mode = pmode;
+       if (pmode) {
+               it->it_lock_handle = plock.cookie;
+               it->it_lock_mode = pmode;
+       }
 
 out_free_op_data:
        kfree(op_data);

diff --git a/drivers/staging/lustre/lustre/lmv/lmv_obd.c b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
index 09b2efe58d4d836ce0905830a628b749a6724f49..c005a66e06e7d408f88695b7d5831348c4c78541 100644 (file)
--- a/drivers/staging/lustre/lustre/lmv/lmv_obd.c
+++ b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
@@ -1419,7 +1419,7 @@ static int lmv_process_config(struct obd_device *obd, u32 len, void *buf)
 
                obd_str2uuid(&obd_uuid,  lustre_cfg_buf(lcfg, 1));
 
-               if (sscanf(lustre_cfg_buf(lcfg, 2), "%d", &index) != 1) {
+               if (sscanf(lustre_cfg_buf(lcfg, 2), "%u", &index) != 1) {
                        rc = -EINVAL;
                        goto out;
                }