affs ->d_compare(): don't bother with ->d_inode

Use ->d_sb directly.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/affs/amigaffs.c

@@ -472,9 +472,7 @@ affs_warning(struct super_block *sb, const char *function, const char *fmt, ...)
 bool
 affs_nofilenametruncate(const struct dentry *dentry)
 {
-	struct inode *inode = d_inode(dentry);
-
-	return affs_test_opt(AFFS_SB(inode->i_sb)->s_flags, SF_NO_TRUNCATE);
+	return affs_test_opt(AFFS_SB(dentry->d_sb)->s_flags, SF_NO_TRUNCATE);
 }
 
 /* Check if the name is valid for a affs object. */

fs/affs/namei.c

@@ -136,7 +136,7 @@ affs_compare_dentry(const struct dentry *parent, const struct dentry *dentry,
 {
 
 	return __affs_compare_dentry(len, str, name, affs_toupper,
-				     affs_nofilenametruncate(parent));
+				     affs_nofilenametruncate(dentry));
 }
 
 static int
@@ -144,7 +144,7 @@ affs_intl_compare_dentry(const struct dentry *parent, const struct dentry *dentr
 		unsigned int len, const char *str, const struct qstr *name)
 {
 	return __affs_compare_dentry(len, str, name, affs_intl_toupper,
-				     affs_nofilenametruncate(parent));
+				     affs_nofilenametruncate(dentry));
 
 }