From 30614ceb7173fb664204daa41b5fa19538a4d7bd Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Mon, 29 Sep 2014 16:13:07 -0600
Subject: Fix some unbalanced sched_lock()/sched_unlock() pairs int the
 re-implemented VFS semaphore and message queue logic

---
 nuttx/fs/mqueue/mq_close.c  | 1 +
 nuttx/fs/mqueue/mq_open.c   | 3 ++-
 nuttx/fs/mqueue/mq_unlink.c | 2 ++
 3 files changed, 5 insertions(+), 1 deletion(-)

(limited to 'nuttx/fs/mqueue')

diff --git a/nuttx/fs/mqueue/mq_close.c b/nuttx/fs/mqueue/mq_close.c
index 7df2d8a26..e1c8c1438 100644
--- a/nuttx/fs/mqueue/mq_close.c
+++ b/nuttx/fs/mqueue/mq_close.c
@@ -150,6 +150,7 @@ int mq_close(mqd_t mqdes)
        /* Decrement the reference count on the inode */
 
        mq_inode_release(inode);
+       sched_unlock();
      }
 
   return OK;
diff --git a/nuttx/fs/mqueue/mq_open.c b/nuttx/fs/mqueue/mq_open.c
index 595adeb97..8588ebb73 100644
--- a/nuttx/fs/mqueue/mq_open.c
+++ b/nuttx/fs/mqueue/mq_open.c
@@ -235,9 +235,10 @@ mqd_t mq_open(const char *mq_name, int oflags, ...)
           inode->u.i_mqueue = msgq;
           msgq->inode       = inode;
         }
+
+      sched_unlock();
     }
 
-  sched_unlock();
   return mqdes;
 
 errout_with_msgq:
diff --git a/nuttx/fs/mqueue/mq_unlink.c b/nuttx/fs/mqueue/mq_unlink.c
index 2caf0df6b..496571163 100644
--- a/nuttx/fs/mqueue/mq_unlink.c
+++ b/nuttx/fs/mqueue/mq_unlink.c
@@ -160,6 +160,7 @@ int mq_unlink(FAR const char *mq_name)
 
   inode_semgive();
   mq_inode_release(inode);
+  sched_unlock();
   return OK;
 
 errout_with_semaphore:
@@ -168,5 +169,6 @@ errout_with_inode:
   inode_release(inode);
 errout:
   set_errno(errcode);
+  sched_unlock();
   return ERROR;
 }
-- 
cgit v1.2.3