Messages in this thread Patch in this message | | | Date | Tue, 12 Apr 2011 07:34:04 -0700 | From | Greg KH <> | Subject | [015/105] eCryptfs: Unlock page in write_begin error path |
| |
2.6.38-stable review patch. If anyone has any objections, please let us know.
------------------
From: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
commit 50f198ae16ac66508d4b8d5a40967a8507ad19ee upstream.
Unlock the page in error path of ecryptfs_write_begin(). This may happen, for example, if decryption fails while bring the page up-to-date.
Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- fs/ecryptfs/mmap.c | 5 +++++ 1 file changed, 5 insertions(+)
--- a/fs/ecryptfs/mmap.c +++ b/fs/ecryptfs/mmap.c @@ -374,6 +374,11 @@ static int ecryptfs_write_begin(struct f && (pos != 0)) zero_user(page, 0, PAGE_CACHE_SIZE); out: + if (unlikely(rc)) { + unlock_page(page); + page_cache_release(page); + *pagep = NULL; + } return rc; }
| |