[SCSI] qla4xxx: Silence gcc warning

Fix followig gcc warning:-
drivers/scsi/qla4xxx/ql4_os.c: In function ‘qla4xxx_sysfs_ddb_get_param’:
drivers/scsi/qla4xxx/ql4_os.c:6279:
warning: comparison is always true due to limited range of data type
drivers/scsi/qla4xxx/ql4_os.c:6290:
warning: comparison is always true due to limited range of data type
drivers/scsi/qla4xxx/ql4_os.c: In function ‘qla4xxx_sysfs_ddb_delete’:
drivers/scsi/qla4xxx/ql4_os.c:6593:
warning: ‘ddb_size’ may be used uninitialized in this function

Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index a47f999..5479cd3 100644 (file)
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -6276,8 +6276,7 @@ qla4xxx_sysfs_ddb_get_param(struct iscsi_bus_flash_session *fnode_sess,
                        rc = sprintf(buf, "\n");
                break;
        case ISCSI_FLASHNODE_DISCOVERY_PARENT_IDX:
-               if ((fnode_sess->discovery_parent_idx) >= 0  &&
-                   (fnode_sess->discovery_parent_idx < MAX_DDB_ENTRIES))
+               if (fnode_sess->discovery_parent_idx < MAX_DDB_ENTRIES)
                        parent_index = fnode_sess->discovery_parent_idx;
 
                rc = sprintf(buf, "%u\n", parent_index);
@@ -6287,8 +6286,7 @@ qla4xxx_sysfs_ddb_get_param(struct iscsi_bus_flash_session *fnode_sess,
                        parent_type = ISCSI_DISC_PARENT_ISNS;
                else if (fnode_sess->discovery_parent_type == DDB_NO_LINK)
                        parent_type = ISCSI_DISC_PARENT_UNKNOWN;
-               else if (fnode_sess->discovery_parent_type >= 0  &&
-                        fnode_sess->discovery_parent_type < MAX_DDB_ENTRIES)
+               else if (fnode_sess->discovery_parent_type < MAX_DDB_ENTRIES)
                        parent_type = ISCSI_DISC_PARENT_SENDTGT;
                else
                        parent_type = ISCSI_DISC_PARENT_UNKNOWN;
@@ -6590,7 +6588,7 @@ static int qla4xxx_sysfs_ddb_delete(struct iscsi_bus_flash_session *fnode_sess)
        struct dev_db_entry *fw_ddb_entry = NULL;
        dma_addr_t fw_ddb_entry_dma;
        uint16_t *ddb_cookie = NULL;
-       size_t ddb_size;
+       size_t ddb_size = 0;
        void *pddb = NULL;
        int target_id;
        int rc = 0;