[PATCH] MTD: use NULL for pointer

[Randy Dunlap <randy.dunlap@oracle.com>]

From: Randy Dunlap <randy.dunlap@oracle.com>

Use NULL instead of 0 for pointer:
drivers/mtd/chips/cfi_cmdset_0001.c:2258:43: warning: Using plain integer as NULL pointer

Other changes by inspection.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
---
 drivers/mtd/chips/cfi_cmdset_0001.c |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

--- linux-2.6.22-rc3-git7.orig/drivers/mtd/chips/cfi_cmdset_0001.c
+++ linux-2.6.22-rc3-git7/drivers/mtd/chips/cfi_cmdset_0001.c
@@ -1930,7 +1930,7 @@ static int cfi_intelext_lock(struct mtd_
 	printk(KERN_DEBUG "%s: lock status before, ofs=0x%08llx, len=0x%08X\n",
 	       __FUNCTION__, ofs, len);
 	cfi_varsize_frob(mtd, do_printlockstatus_oneblock,
-		ofs, len, 0);
+		ofs, len, NULL);
 #endif
 
 	ret = cfi_varsize_frob(mtd, do_xxlock_oneblock,
@@ -1940,7 +1940,7 @@ static int cfi_intelext_lock(struct mtd_
 	printk(KERN_DEBUG "%s: lock status after, ret=%d\n",
 	       __FUNCTION__, ret);
 	cfi_varsize_frob(mtd, do_printlockstatus_oneblock,
-		ofs, len, 0);
+		ofs, len, NULL);
 #endif
 
 	return ret;
@@ -1954,7 +1954,7 @@ static int cfi_intelext_unlock(struct mt
 	printk(KERN_DEBUG "%s: lock status before, ofs=0x%08llx, len=0x%08X\n",
 	       __FUNCTION__, ofs, len);
 	cfi_varsize_frob(mtd, do_printlockstatus_oneblock,
-		ofs, len, 0);
+		ofs, len, NULL);
 #endif
 
 	ret = cfi_varsize_frob(mtd, do_xxlock_oneblock,
@@ -1964,7 +1964,7 @@ static int cfi_intelext_unlock(struct mt
 	printk(KERN_DEBUG "%s: lock status after, ret=%d\n",
 	       __FUNCTION__, ret);
 	cfi_varsize_frob(mtd, do_printlockstatus_oneblock,
-		ofs, len, 0);
+		ofs, len, NULL);
 #endif
 
 	return ret;
@@ -2255,7 +2255,7 @@ static void cfi_intelext_save_locks(stru
 			adr = region->offset + block * len;
 
 			status = cfi_varsize_frob(mtd,
-					do_getlockstatus_oneblock, adr, len, 0);
+				do_getlockstatus_oneblock, adr, len, NULL);
 			if (status)
 				set_bit(block, region->lockmap);
 			else
-
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