scsi: fix integer as NULL pointer warnings

drivers/scsi/aic7xxx/aic7770_osm.c:53:58: warning: Using plain integer as NULL pointer
drivers/scsi/aic7xxx/aic7xxx_osm_pci.c:355:47: warning: Using plain integer as NULL pointer
drivers/scsi/aic7xxx/aic7xxx_osm_pci.c:372:55: warning: Using plain integer as NULL pointer
drivers/scsi/aha152x.c:997:28: warning: Using plain integer as NULL pointer
drivers/scsi/aha152x.c:1003:28: warning: Using plain integer as NULL pointer
drivers/scsi/aha152x.c:1165:46: warning: Using plain integer as NULL pointer
drivers/scsi/fdomain.c:1446:40: warning: Using plain integer as NULL pointer
drivers/scsi/sym53c8xx_2/sym_hipd.c:1650:51: warning: Using plain integer as NULL pointer
drivers/scsi/sym53c8xx_2/sym_hipd.c:3171:42: warning: Using plain integer as NULL pointer
drivers/scsi/sym53c8xx_2/sym_hipd.c:5732:52: warning: Using plain integer as NULL pointer
drivers/scsi/ncr53c8xx.c:8189:31: warning: Using plain integer as NULL pointer
drivers/scsi/ncr53c8xx.c:8225:34: warning: Using plain integer as NULL pointer
drivers/scsi/dpt_i2o.c:156:32: warning: Using plain integer as NULL pointer
drivers/scsi/ultrastor.c:954:42: warning: Using plain integer as NULL pointer
drivers/scsi/ultrastor.c:1104:18: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.c b/drivers/scsi/sym53c8xx_2/sym_hipd.c
index 35142b5341b5..22a6aae78699 100644
--- a/drivers/scsi/sym53c8xx_2/sym_hipd.c
+++ b/drivers/scsi/sym53c8xx_2/sym_hipd.c
@@ -1647,7 +1647,7 @@ static void sym_flush_comp_queue(struct sym_hcb *np, int cam_status)
         SYM_QUEHEAD *qp;
         struct sym_ccb *cp;
 
-        while ((qp = sym_remque_head(&np->comp_ccbq)) != 0) {
+        while ((qp = sym_remque_head(&np->comp_ccbq)) != NULL) {
                 struct scsi_cmnd *cmd;
                 cp = sym_que_entry(qp, struct sym_ccb, link_ccbq);
                 sym_insque_tail(&cp->link_ccbq, &np->busy_ccbq);
@@ -3168,7 +3168,7 @@ int sym_clear_tasks(struct sym_hcb *np, int cam_status, int target, int lun, int
          *  the COMP queue and put back other ones into 
          *  the BUSY queue.
          */
-        while ((qp = sym_remque_head(&qtmp)) != 0) {
+        while ((qp = sym_remque_head(&qtmp)) != NULL) {
                 struct scsi_cmnd *cmd;
                 cp = sym_que_entry(qp, struct sym_ccb, link_ccbq);
                 cmd = cp->cmd;
@@ -5729,7 +5729,7 @@ void sym_hcb_free(struct sym_hcb *np)
                 sym_mfree_dma(np->dqueue, sizeof(u32)*(MAX_QUEUE*2), "DQUEUE");
 
         if (np->actccbs) {
-                while ((qp = sym_remque_head(&np->free_ccbq)) != 0) {
+                while ((qp = sym_remque_head(&np->free_ccbq)) != NULL) {
                         cp = sym_que_entry(qp, struct sym_ccb, link_ccbq);
                         sym_mfree_dma(cp, sizeof(*cp), "CCB");
                 }