Ext2: remove the overhead check about sb in the function ext2_new_blocks

Wang Shilong · jankara · commit 98783e453c10 · 2013-02-06T13:47:02.000+01:00
It can be guranteed that inode-&gt;i_sb should not be null in vfs.
So here the check about it is overhead.

Signed-off-by: Wang Shilong &lt;wangsl-fnst@cn.fujitsu.com&gt;
Signed-off-by: Jan Kara &lt;jack@suse.cz&gt;
diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
@@ -1239,10 +1239,6 @@ ext2_fsblk_t ext2_new_blocks(struct inode *inode, ext2_fsblk_t goal,
 
 	*errp = -ENOSPC;
 	sb = inode->i_sb;
-	if (!sb) {
-		printk("ext2_new_blocks: nonexistent device");
-		return 0;
-	}
 
 	/*
 	 * Check quota for allocation of this block.
