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authorOlof Johansson <olof@lixom.net>2007-05-15 06:59:12 +1000
committerPaul Mackerras <paulus@samba.org>2007-05-17 21:11:14 +1000
commitd16f1b648356d70ebbda2eb1b2af18a6816dacb1 (patch)
tree8df4cd779f2dc48e5ff217c68571e8be0151f391 /arch
parent63df81ec3bc91cd894e3609b7267ed50df408ebd (diff)
downloadlinux-2.6.34-ux500-d16f1b648356d70ebbda2eb1b2af18a6816dacb1.tar.gz
[POWERPC] Remove warning in mpic.c
arch/powerpc/sysdev/mpic.c: In function 'mpic_request_ipis': arch/powerpc/sysdev/mpic.c:1445: warning: ignoring return value of 'request_irq', declared with attribute warn_unused_result Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/sysdev/mpic.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 4fd2bec8991..75aad38179f 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;
+ }
}
}