Merge tag 'upstream/2.9.1+dfsg1'

Upstream version 2.9.1+dfsg1

1 files changed, 2 insertions, 4 deletions

diff --git a/threads.c b/threads.c
index 8921204..f2f2703 100644
--- a/threads.c
+++ b/threads.c
@@ -378,7 +378,7 @@ xmlRMutexLock(xmlRMutexPtr tok)
     pthread_mutex_unlock(&tok->lock);
 #elif defined HAVE_WIN32_THREADS
     EnterCriticalSection(&tok->cs);
-    tok->count++;
+    ++tok->count;
 #elif defined HAVE_BEOS_THREADS
     if (tok->lock->tid == find_thread(NULL)) {
         tok->count++;
@@ -414,10 +414,8 @@ xmlRMutexUnlock(xmlRMutexPtr tok ATTRIBUTE_UNUSED)
     }
     pthread_mutex_unlock(&tok->lock);
 #elif defined HAVE_WIN32_THREADS
-    if (tok->count > 0) {
+    if (!--tok->count)
         LeaveCriticalSection(&tok->cs);
-	tok->count--;
-    }
 #elif defined HAVE_BEOS_THREADS
     if (tok->lock->tid == find_thread(NULL)) {
         tok->count--;