The patch titled
eCryptFS: fix imbalanced mutex locking
has been removed from the -mm tree. Its filename was
ecryptfs-fix-imbalanced-mutex-locking.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: eCryptFS: fix imbalanced mutex locking
From: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
Fix imbalanced calls for mutex lock/unlock on ecryptfs_daemon_hash_mux
Revealed by Ingo Molnar: http://lkml.org/lkml/2008/5/7/260
Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
Cc: Michael Halcrow <mhalcrow@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/ecryptfs/miscdev.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN fs/ecryptfs/miscdev.c~ecryptfs-fix-imbalanced-mutex-locking fs/ecryptfs/miscdev.c
--- a/fs/ecryptfs/miscdev.c~ecryptfs-fix-imbalanced-mutex-locking
+++ a/fs/ecryptfs/miscdev.c
@@ -257,12 +257,14 @@ ecryptfs_miscdev_read(struct file *file,
mutex_lock(&daemon->mux);
if (daemon->flags & ECRYPTFS_DAEMON_ZOMBIE) {
rc = 0;
+ mutex_unlock(&ecryptfs_daemon_hash_mux);
printk(KERN_WARNING "%s: Attempt to read from zombified "
"daemon\n", __func__);
goto out_unlock_daemon;
}
if (daemon->flags & ECRYPTFS_DAEMON_IN_READ) {
rc = 0;
+ mutex_unlock(&ecryptfs_daemon_hash_mux);
goto out_unlock_daemon;
}
/* This daemon will not go away so long as this flag is set */
_
Patches currently in -mm which might be from gorcunov@xxxxxxxxx are
origin.patch
module-loading-elf-handling-use-selfmag-instead-of-numeric-constant.patch
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