diff --git a/arch/arm/mach-mx5/board-mx53_ard.c b/arch/arm/mach-mx5/board-mx53_ard.c
index 5f224f1c3eb6..d4aac813cca8 100644
--- a/arch/arm/mach-mx5/board-mx53_ard.c
+++ b/arch/arm/mach-mx5/board-mx53_ard.c
@@ -189,8 +189,10 @@ static int weim_cs_config(void)
 		return -ENOMEM;
 
 	iomuxc_base = ioremap(MX53_IOMUXC_BASE_ADDR, SZ_4K);
-	if (!iomuxc_base)
+	if (!iomuxc_base) {
+		iounmap(weim_base);
 		return -ENOMEM;
+	}
 
 	/* CS1 timings for LAN9220 */
 	writel(0x20001, (weim_base + 0x18));
diff --git a/arch/arm/plat-mxc/include/mach/iomux-v1.h b/arch/arm/plat-mxc/include/mach/iomux-v1.h
index 6fa8a707b9a0..f7d18046c04f 100644
--- a/arch/arm/plat-mxc/include/mach/iomux-v1.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-v1.h
@@ -96,6 +96,6 @@ extern int mxc_gpio_mode(int gpio_mode);
 extern int mxc_gpio_setup_multiple_pins(const int *pin_list, unsigned count,
 		const char *label);
 
-extern int __init imx_iomuxv1_init(void __iomem *base, int numports);
+extern int imx_iomuxv1_init(void __iomem *base, int numports);
 
 #endif /* __MACH_IOMUX_V1_H__ */