ARM: OMAP: Warn on disabling clocks with no users

Instead of BUG(), warn on disabling clocks with no users.

Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 72d34a23a2e..2946c193a7d 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -134,9 +134,17 @@ 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);