[PATCH] Compile problems in locking-selftest.c with CONFIG_DEBUG_PREEMPT

["John Kacur" <jkacur@gmail.com>]

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The attached patch fixes the following compiler error in the rt-kernel
if CONFIG_DEBUG_PREEMPT is enabled.

lib/locking-selftest.c: In function 'dotest':
lib/locking-selftest.c:951: error: incompatible types in initialization
lib/locking-selftest.c:1003: error: incompatible types in assignment

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Subject: Compile problems in locking-selftest.c with CONFIG_DEBUG_PREEMPT

lib/locking-selftest.c: In function ‘dotest’:
lib/locking-selftest.c:951: error: incompatible types in initialization
lib/locking-selftest.c:1003: error: incompatible types in assignment

Signed-off-by: John Kacur <jkacur at gmail dot com>

Index: linux-2.6.26.1-rt1.jk/lib/locking-selftest.c
===================================================================
--- linux-2.6.26.1-rt1.jk.orig/lib/locking-selftest.c
+++ linux-2.6.26.1-rt1.jk/lib/locking-selftest.c
@@ -948,7 +948,7 @@ static void dotest(void (*testcase_fn)(v
 	unsigned long saved_preempt_count = preempt_count();
 	int expected_failure = 0;
 #if defined(CONFIG_DEBUG_PREEMPT) && defined(CONFIG_DEBUG_RT_MUTEXES)
-        int saved_lock_count = current->lock_count;
+        atomic_t saved_lock_count = current->lock_count;
 #endif
 
 	WARN_ON(irqs_disabled());