[GIT PULL] cgroup fix for v5.1-rc5

[Tejun Heo <tj@kernel.org>]

Hello, Linus.

A patch to fix a RCU imbalance error in the devices cgroup
configuration error path.

Thanks.

The following changes since commit 9e98c678c2d6ae3a17cb2de55d17f69dddaa231b:

  Linux 5.1-rc1 (2019-03-17 14:22:26 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-5.1-fixes

for you to fetch changes up to 0fcc4c8c044e117ac126ab6df4138ea9a67fa2a9:

  device_cgroup: fix RCU imbalance in error case (2019-03-19 10:46:15 -0700)

----------------------------------------------------------------
Jann Horn (1):
      device_cgroup: fix RCU imbalance in error case

 security/device_cgroup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index cd97929fac66..dc28914fa72e 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -560,7 +560,7 @@ static int propagate_exception(struct dev_cgroup *devcg_root,
 		    devcg->behavior == DEVCG_DEFAULT_ALLOW) {
 			rc = dev_exception_add(devcg, ex);
 			if (rc)
-				break;
+				return rc;
 		} else {
 			/*
 			 * in the other possible cases:

-- 
tejun