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-rw-r--r--arch/mips/pci/ops-pmcmsp.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/mips/pci/ops-pmcmsp.c b/arch/mips/pci/ops-pmcmsp.c
index 109c95ca698..32548b5d68d 100644
--- a/arch/mips/pci/ops-pmcmsp.c
+++ b/arch/mips/pci/ops-pmcmsp.c
@@ -385,6 +385,7 @@ int msp_pcibios_config_access(unsigned char access_type,
unsigned long intr;
unsigned long value;
static char pciirqflag;
+ int ret;
#if defined(CONFIG_PMC_MSP7120_GW) || defined(CONFIG_PMC_MSP7120_EVAL)
unsigned int vpe_status;
#endif
@@ -402,11 +403,13 @@ int msp_pcibios_config_access(unsigned char access_type,
* allocation assigns an interrupt handler to the interrupt.
*/
if (pciirqflag == 0) {
- request_irq(MSP_INT_PCI,/* Hardcoded internal MSP7120 wiring */
+ ret = request_irq(MSP_INT_PCI,/* Hardcoded internal MSP7120 wiring */
bpci_interrupt,
IRQF_SHARED | IRQF_DISABLED,
"PMC MSP PCI Host",
preg);
+ if (ret != 0)
+ return ret;
pciirqflag = ~0;
}