[PATCH] get rid of NULL pointer checks we don't need before kfree in fs/hpfs/

[Jesper Juhl <juhl-lkml@dif.dk>]

There's no need to check for NULL before calling kfree().

Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>

--- linux-2.6.12-rc1-mm3-orig/fs/hpfs/dnode.c	2005-03-21 23:12:40.000000000 +0100
+++ linux-2.6.12-rc1-mm3/fs/hpfs/dnode.c	2005-03-25 22:44:39.000000000 +0100
@@ -244,12 +244,12 @@ static int hpfs_add_to_dnode(struct inod
 	go_up:
 	if (namelen >= 256) {
 		hpfs_error(i->i_sb, "hpfs_add_to_dnode: namelen == %d", namelen);
-		if (nd) kfree(nd);
+		kfree(nd);
 		kfree(nname);
 		return 1;
 	}
 	if (!(d = hpfs_map_dnode(i->i_sb, dno, &qbh))) {
-		if (nd) kfree(nd);
+		kfree(nd);
 		kfree(nname);
 		return 1;
 	}
@@ -257,7 +257,7 @@ static int hpfs_add_to_dnode(struct inod
 	if (hpfs_sb(i->i_sb)->sb_chk)
 		if (hpfs_stop_cycles(i->i_sb, dno, &c1, &c2, "hpfs_add_to_dnode")) {
 			hpfs_brelse4(&qbh);
-			if (nd) kfree(nd);
+			kfree(nd);
 			kfree(nname);
 			return 1;
 		}
@@ -270,7 +270,7 @@ static int hpfs_add_to_dnode(struct inod
 		for_all_poss(i, hpfs_pos_subst, 5, t + 1);
 		hpfs_mark_4buffers_dirty(&qbh);
 		hpfs_brelse4(&qbh);
-		if (nd) kfree(nd);
+		kfree(nd);
 		kfree(nname);
 		return 0;
 	}
--- linux-2.6.12-rc1-mm3-orig/fs/hpfs/super.c	2005-03-21 23:12:40.000000000 +0100
+++ linux-2.6.12-rc1-mm3/fs/hpfs/super.c	2005-03-25 22:45:43.000000000 +0100
@@ -75,7 +75,7 @@ void hpfs_error(struct super_block *s, c
 		} else if (s->s_flags & MS_RDONLY) printk("; going on - but anything won't be destroyed because it's read-only\n");
 		else printk("; corrupted filesystem mounted read/write - your computer will explode within 20 seconds ... but you wanted it so!\n");
 	} else printk("\n");
-	if (buf) kfree(buf);
+	kfree(buf);
 	hpfs_sb(s)->sb_was_error = 1;
 }
 
@@ -102,8 +102,8 @@ int hpfs_stop_cycles(struct super_block 
 static void hpfs_put_super(struct super_block *s)
 {
 	struct hpfs_sb_info *sbi = hpfs_sb(s);
-	if (sbi->sb_cp_table) kfree(sbi->sb_cp_table);
-	if (sbi->sb_bmp_dir) kfree(sbi->sb_bmp_dir);
+	kfree(sbi->sb_cp_table);
+	kfree(sbi->sb_bmp_dir);
 	unmark_dirty(s);
 	s->s_fs_info = NULL;
 	kfree(sbi);
@@ -654,8 +654,8 @@ bail3:	brelse(bh1);
 bail2:	brelse(bh0);
 bail1:
 bail0:
-	if (sbi->sb_bmp_dir) kfree(sbi->sb_bmp_dir);
-	if (sbi->sb_cp_table) kfree(sbi->sb_cp_table);
+	kfree(sbi->sb_bmp_dir);
+	kfree(sbi->sb_cp_table);
 	s->s_fs_info = NULL;
 	kfree(sbi);
 	return -EINVAL;


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