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irqchip/gic-v3-mbi: Fix uninitialized mbi_lock

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The mbi_lock mutex is left uninitialized, so let's use DEFINE_MUTEX
to initialize it statically.

Fixes: 505287525c24d ("irqchip/gic-v3: Add support for Message Based Interrupts as an MSI controller")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Yang Yingliang 2018-10-26 15:51:17 +08:00 committed by Marc Zyngier
parent 1d47f48bf2
commit c530bb8a72
1 changed files with 1 additions and 1 deletions
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2
drivers/irqchip/irq-gic-v3-mbi.c
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@ -24,7 +24,7 @@ struct mbi_range {
unsigned long *bm;
};
static struct mutex mbi_lock;
static DEFINE_MUTEX(mbi_lock);
static phys_addr_t mbi_phys_base;
static struct mbi_range *mbi_ranges;
static unsigned int mbi_range_nr;