ARM: mx5: check for error in ioremap
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c
index a896f84..368a315 100644
--- a/arch/arm/mach-mx5/board-mx51_babbage.c
+++ b/arch/arm/mach-mx5/board-mx51_babbage.c
@@ -262,6 +262,8 @@
void __iomem *usbother_base;
usb_base = ioremap(MX51_OTG_BASE_ADDR, SZ_4K);
+ if (!usb_base)
+ return -ENOMEM;
usbother_base = usb_base + MX5_USBOTHER_REGS_OFFSET;
/* Set the PHY clock to 19.2MHz */
@@ -280,6 +282,8 @@
void __iomem *usbother_base;
usb_base = ioremap(MX51_OTG_BASE_ADDR, SZ_4K);
+ if (!usb_base)
+ return -ENOMEM;
usbother_base = usb_base + MX5_USBOTHER_REGS_OFFSET;
/* The clock for the USBH1 ULPI port will come externally from the PHY. */