linux-fsdevel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Christoph Hellwig <hch@lst.de>
To: viro@zeniv.linux.org.uk, zippel@linux-m68k.org
Cc: linux-fsdevel@vger.kernel.org
Subject: [PATCH 6/14] hfsplus: fix error handling in hfsplus_symlink
Date: Fri, 1 Oct 2010 09:26:21 +0200	[thread overview]
Message-ID: <20101001072621.GF27055@lst.de> (raw)
In-Reply-To: <20101001072500.GA26972@lst.de>

We need to free the inode again on a hfsplus_create_cat failure.

Signed-off-by: Christoph Hellwig <hch@tuxera.com>

Index: linux-2.6/fs/hfsplus/dir.c
===================================================================
--- linux-2.6.orig/fs/hfsplus/dir.c	2010-09-30 10:04:44.372782662 +0200
+++ linux-2.6/fs/hfsplus/dir.c	2010-09-30 10:10:57.316782806 +0200
@@ -364,31 +364,29 @@ static int hfsplus_rmdir(struct inode *d
 static int hfsplus_symlink(struct inode *dir, struct dentry *dentry,
 			   const char *symname)
 {
-	struct super_block *sb;
 	struct inode *inode;
 	int res;
 
-	sb = dir->i_sb;
-	inode = hfsplus_new_inode(sb, S_IFLNK | S_IRWXUGO);
+	inode = hfsplus_new_inode(dir->i_sb, S_IFLNK | S_IRWXUGO);
 	if (!inode)
 		return -ENOSPC;
 
 	res = page_symlink(inode, symname, strlen(symname) + 1);
-	if (res) {
-		inode->i_nlink = 0;
-		hfsplus_delete_inode(inode);
-		iput(inode);
-		return res;
-	}
+	if (res)
+		goto out_err;
 
-	mark_inode_dirty(inode);
 	res = hfsplus_create_cat(inode->i_ino, dir, &dentry->d_name, inode);
+	if (res)
+		goto out_err;
 
-	if (!res) {
-		hfsplus_instantiate(dentry, inode, inode->i_ino);
-		mark_inode_dirty(inode);
-	}
+	hfsplus_instantiate(dentry, inode, inode->i_ino);
+	mark_inode_dirty(inode);
+	return 0;
 
+out_err:
+	inode->i_nlink = 0;
+	hfsplus_delete_inode(inode);
+	iput(inode);
 	return res;
 }
 

  parent reply	other threads:[~2010-10-01  7:26 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-01  7:25 [PATCH 0/14] more hfsplus updates Christoph Hellwig
2010-10-01  7:25 ` [PATCH 1/14] hfsplus: fix HFSPLUS_SB calling convention Christoph Hellwig
2010-10-01  7:25 ` [PATCH 2/14] hfsplus: fix HFSPLUS_I " Christoph Hellwig
2010-10-01  7:25 ` [PATCH 3/14] hfsplus: clean up hfsplus_iget Christoph Hellwig
2010-10-01  7:26 ` [PATCH 4/14] hfsplus: clean up hfsplus_write_inode Christoph Hellwig
2010-10-01  7:26 ` [PATCH 5/14] hfsplus: merge mknod/mkdir/creat Christoph Hellwig
2010-10-01  7:26 ` Christoph Hellwig [this message]
2010-10-01  7:26 ` [PATCH 7/14] hfsplus: do not cache and write next_alloc Christoph Hellwig
2010-10-01  7:26 ` [PATCH 8/14] hfsplus: remove the rsrc_inodes list Christoph Hellwig
2010-10-01  7:26 ` [PATCH 9/14] hfsplus: add per-superblock lock for volume header updates Christoph Hellwig
2010-10-01  7:27 ` [PATCH 10/14] hfsplus: use atomic bitops for the superblock flags Christoph Hellwig
2010-10-01  7:27 ` [PATCH 11/14] hfsplus: protect readdir against removals from open_dir_list Christoph Hellwig
2010-10-01  7:27 ` [PATCH 12/14] hfsplus: add missing extent locking in hfsplus_write_inode Christoph Hellwig
2010-10-01  7:27 ` [PATCH 13/14] hfsplus: convert tree_lock to mutex Christoph Hellwig
2010-10-01  7:28 ` [PATCH 14/14] hfsplus: fix rename over directories Christoph Hellwig
2010-10-01 14:06 ` [PATCH 0/14] more hfsplus updates Christoph Hellwig
2010-10-01 14:16   ` Christoph Hellwig
2010-10-02  4:09     ` Stephen Rothwell

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20101001072621.GF27055@lst.de \
    --to=hch@lst.de \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=viro@zeniv.linux.org.uk \
    --cc=zippel@linux-m68k.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).