Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

1 files changed, 10 insertions, 1 deletions

diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 72d34a23a2ec..2db5580048d8 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -21,6 +21,7 @@
 #include <linux/clk.h>
 #include <linux/mutex.h>
 #include <linux/platform_device.h>
+#include <linux/cpufreq.h>
 
 #include <asm/io.h>
 
@@ -134,9 +135,17 @@ void clk_disable(struct clk *clk)
                 return;
 
         spin_lock_irqsave(&clockfw_lock, flags);
-        BUG_ON(clk->usecount == 0);
+        if (clk->usecount == 0) {
+                printk(KERN_ERR "Trying disable clock %s with 0 usecount\n",
+                       clk->name);
+                WARN_ON(1);
+                goto out;
+        }
+
         if (arch_clock->clk_disable)
                 arch_clock->clk_disable(clk);
+
+out:
         spin_unlock_irqrestore(&clockfw_lock, flags);
 }
 EXPORT_SYMBOL(clk_disable);