From: Karel Zak <kzak@redhat.com>
Date: Wed, 29 Aug 2012 18:30:11 +0000 (+0200)
Subject: fsck.cramfs: fix compiler warning [-Wpointer-arith]
X-Git-Tag: v2.23-rc1~741
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=aa71999827c5a1436eca184d25f1906dacec5e63;p=thirdparty%2Futil-linux.git

fsck.cramfs: fix compiler warning [-Wpointer-arith]

disk-utils/fsck.cramfs.c: In function ‘test_crc’:
disk-utils/fsck.cramfs.c:231:32: warning: pointer of type ‘void *’ used in arithmetic [-Wpointer-arith]
disk-utils/fsck.cramfs.c:233:24: warning: pointer of type ‘void *’ used in arithmetic [-Wpointer-arith]

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/disk-utils/fsck.cramfs.c b/disk-utils/fsck.cramfs.c
index 04f970f6a9..b39d2310b5 100644
--- a/disk-utils/fsck.cramfs.c
+++ b/disk-utils/fsck.cramfs.c
@@ -228,9 +228,9 @@ static void test_crc(int start)
 		}
 	}
 	if (buf != MAP_FAILED) {
-		((struct cramfs_super *)(buf + start))->fsid.crc =
+		((struct cramfs_super *)((unsigned char *) buf + start))->fsid.crc =
 		    crc32(0L, Z_NULL, 0);
-		crc = crc32(crc, buf + start, super.size - start);
+		crc = crc32(crc, (unsigned char *) buf + start, super.size - start);
 		munmap(buf, super.size);
 	} else {
 		int retval;