From: Esben Haabendal <e...@deif.com>

Read and write the SERSR (System Error Status Register) instead of the
SERMR (System Error Mask Register), to actually get and clear the status
bits.

Signed-off-by: Esben Haabendal <e...@deif.com>
---
 arch/powerpc/sysdev/ipic.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index b287337..2e41a73 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -843,12 +843,12 @@ void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq)
 
 u32 ipic_get_mcp_status(void)
 {
-       return ipic_read(primary_ipic->regs, IPIC_SERMR);
+       return ipic_read(primary_ipic->regs, IPIC_SERSR);
 }
 
 void ipic_clear_mcp_status(u32 mask)
 {
-       ipic_write(primary_ipic->regs, IPIC_SERMR, mask);
+       ipic_write(primary_ipic->regs, IPIC_SERSR, mask);
 }
 
 /* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
-- 
2.1.4

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