sparse pointer use of zero as null

Get rid of sparse related warnings from places that use integer as NULL
pointer.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: Andi Kleen <ak@suse.de>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Ian Kent <raven@themaw.net>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Davide Libenzi <davidel@xmailserver.org>
Cc: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/init/do_mounts_rd.c b/init/do_mounts_rd.c
index ed652f40f075..3ac5904d1b12 100644
--- a/init/do_mounts_rd.c
+++ b/init/do_mounts_rd.c
@@ -57,7 +57,7 @@ identify_ramdisk_image(int fd, int start_block)
         unsigned char *buf;
 
         buf = kmalloc(size, GFP_KERNEL);
-        if (buf == 0)
+        if (!buf)
                 return -1;
 
         minixsb = (struct minix_super_block *) buf;
@@ -407,12 +407,12 @@ static int __init crd_load(int in_fd, int out_fd)
         crd_infd = in_fd;
         crd_outfd = out_fd;
         inbuf = kmalloc(INBUFSIZ, GFP_KERNEL);
-        if (inbuf == 0) {
+        if (!inbuf) {
                 printk(KERN_ERR "RAMDISK: Couldn't allocate gzip buffer\n");
                 return -1;
         }
         window = kmalloc(WSIZE, GFP_KERNEL);
-        if (window == 0) {
+        if (!window) {
                 printk(KERN_ERR "RAMDISK: Couldn't allocate gzip window\n");
                 kfree(inbuf);
                 return -1;