summaryrefslogtreecommitdiff
path: root/arch/arm/mach-omap1
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-omap1')
-rw-r--r--arch/arm/mach-omap1/mailbox.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/mailbox.c b/arch/arm/mach-omap1/mailbox.c
index efc8f207f6fc..a343d5f9a50a 100644
--- a/arch/arm/mach-omap1/mailbox.c
+++ b/arch/arm/mach-omap1/mailbox.c
@@ -152,6 +152,9 @@ static int omap1_mbox_probe(struct platform_device *pdev)
list[0]->irq = platform_get_irq_byname(pdev, "dsp");
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!mem)
+ return -ENOENT;
+
mbox_base = ioremap(mem->start, resource_size(mem));
if (!mbox_base)
return -ENOMEM;