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-rw-r--r--arch/arm/kernel/process.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 90084a6de35..45fd05186a3 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -70,6 +70,7 @@ EXPORT_SYMBOL(disable_hlt);
void enable_hlt(void)
{
hlt_counter--;
+ BUG_ON(hlt_counter < 0);
}
EXPORT_SYMBOL(enable_hlt);