diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index 4fd2bec89916f63d73b1184972035a2f40addd04..75aad38179f0131e733690bde4a51461fb67b8d6 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -1424,7 +1424,7 @@ unsigned int mpic_get_irq(void) void mpic_request_ipis(void) { struct mpic *mpic = mpic_primary; - int i; + int i, err; static char *ipi_names[] = { "IPI0 (call function)", "IPI1 (reschedule)", @@ -1442,8 +1442,14 @@ void mpic_request_ipis(void) printk(KERN_ERR "Failed to map IPI %d\n", i); break; } - request_irq(vipi, mpic_ipi_action, IRQF_DISABLED|IRQF_PERCPU, - ipi_names[i], mpic); + err = request_irq(vipi, mpic_ipi_action, + IRQF_DISABLED|IRQF_PERCPU, + ipi_names[i], mpic); + if (err) { + printk(KERN_ERR "Request of irq %d for IPI %d failed\n", + vipi, i); + break; + } } }