fs: cleanup slight list_entry abuse

list_entry is just a wrapper for container_of, but it is arguably
wrong (and slightly confusing) to use it when the pointed-to struct
member is not a struct list_head. Use container_of directly instead.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h
index 2c13525..6c21228 100644
--- a/fs/sysv/sysv.h
+++ b/fs/sysv/sysv.h
@@ -73,7 +73,7 @@
 
 static inline struct sysv_inode_info *SYSV_I(struct inode *inode)
 {
-	return list_entry(inode, struct sysv_inode_info, vfs_inode);
+	return container_of(inode, struct sysv_inode_info, vfs_inode);
 }
 
 static inline struct sysv_sb_info *SYSV_SB(struct super_block *sb)