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| author | David S. Miller <davem@davemloft.net> | 2008-07-18 02:39:39 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-07-18 02:39:39 -0700 |
| commit | 49997d75152b3d23c53b0fa730599f2f74c92c65 (patch) | |
| tree | 46e93126170d02cfec9505172e545732c1b69656 /arch/mips/sgi-ip32/ip32-irq.c | |
| parent | a0c80b80e0fb48129e4e9d6a9ede914f9ff1850d (diff) | |
| parent | 5b664cb235e97afbf34db9c4d77f08ebd725335e (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
Documentation/powerpc/booting-without-of.txt
drivers/atm/Makefile
drivers/net/fs_enet/fs_enet-main.c
drivers/pci/pci-acpi.c
net/8021q/vlan.c
net/iucv/iucv.c
Diffstat (limited to 'arch/mips/sgi-ip32/ip32-irq.c')
| -rw-r--r-- | arch/mips/sgi-ip32/ip32-irq.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/mips/sgi-ip32/ip32-irq.c b/arch/mips/sgi-ip32/ip32-irq.c index b0ea0e43ba4..0d6b6663d5f 100644 --- a/arch/mips/sgi-ip32/ip32-irq.c +++ b/arch/mips/sgi-ip32/ip32-irq.c @@ -425,6 +425,11 @@ static void ip32_irq0(void) BUILD_BUG_ON(MACEISA_SERIAL2_RDMAOR_IRQ - MACEISA_AUDIO_SW_IRQ != 31); crime_int = crime->istat & crime_mask; + + /* crime sometime delivers spurious interrupts, ignore them */ + if (unlikely(crime_int == 0)) + return; + irq = MACE_VID_IN1_IRQ + __ffs(crime_int); if (crime_int & CRIME_MACEISA_INT_MASK) { |