diff options
Diffstat (limited to 'arch/sh/kernel')
| -rw-r--r-- | arch/sh/kernel/cpu/irq/ipr.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/sh/kernel/cpu/irq/ipr.c b/arch/sh/kernel/cpu/irq/ipr.c index 808d99a48ef..c1508a90fc6 100644 --- a/arch/sh/kernel/cpu/irq/ipr.c +++ b/arch/sh/kernel/cpu/irq/ipr.c @@ -35,6 +35,7 @@ static void disable_ipr_irq(unsigned int irq) unsigned long addr = get_ipr_desc(irq)->ipr_offsets[p->ipr_idx]; /* Set the priority in IPR to 0 */ __raw_writew(__raw_readw(addr) & (0xffff ^ (0xf << p->shift)), addr); + (void)__raw_readw(addr); /* Read back to flush write posting */ } static void enable_ipr_irq(unsigned int irq) |