[janderwald] 50671: [KS] - Fix a bug where a spinlock was acquired on not initialized local variable - Found by msvc

Author: janderwald
Date: Sat Feb 12 18:52:35 2011
New Revision: 50671

URL: http://svn.reactos.org/svn/reactos?rev=50671&view=rev
Log:
[KS]
- Fix a bug where a spinlock was acquired on not initialized local variable
- Found by msvc

Modified:
    branches/cmake-bringup/drivers/ksfilter/ks/swenum.c

Modified: branches/cmake-bringup/drivers/ksfilter/ks/swenum.c
URL:
http://svn.reactos.org/svn/reactos/branches/cmake-bringup/drivers/ksfilter/…
==============================================================================
--- branches/cmake-bringup/drivers/ksfilter/ks/swenum.c [iso-8859-1] (original)
+++ branches/cmake-bringup/drivers/ksfilter/ks/swenum.c [iso-8859-1] Sat Feb 12 18:52:35
2011
@@ -1156,11 +1156,11 @@
     BOOLEAN DoInvalidate = FALSE;
     KIRQL OldLevel;
 
+    /* get device extension */
+    BusDeviceExtension = (PBUS_ENUM_DEVICE_EXTENSION)Parameter;
+
     /* acquire lock */
     KeAcquireSpinLock(&BusDeviceExtension->Lock, &OldLevel);
-
-    /* get device extension */
-    BusDeviceExtension = (PBUS_ENUM_DEVICE_EXTENSION)Parameter;
 
     /* get current time */
     KeQuerySystemTime(&Time);