befs: remove unnecessary initialization

There is no need to init block, since it will be overwitten later by
iaddr2blockno().
Signed-off-by: NSalah Triki <salah.triki@gmail.com>
Signed-off-by: NLuis de Bethencourt <luisbg@osg.samsung.com>

fs/befs/io.c

@@ -27,7 +27,7 @@ struct buffer_head *
 befs_bread_iaddr(struct super_block *sb, befs_inode_addr iaddr)
 {
 	struct buffer_head *bh;
-	befs_blocknr_t block = 0;
+	befs_blocknr_t block;
 	struct befs_sb_info *befs_sb = BEFS_SB(sb);
 
 	befs_debug(sb, "---> Enter %s "