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| author | Fabio Estevam <fabio.estevam@freescale.com> | 2010-12-13 10:47:05 -0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-12-14 09:55:53 +0100 |
| commit | 28a4f908acb342350b9ecbfcdf0a999cb83e05aa (patch) | |
| tree | ce0bea69a22fe4731a094a443d6ea2660a27c82b /arch/arm/mach-mx5/board-cpuimx51sd.c | |
| parent | bb477de2efc560e55c4a830329273661f3664bc8 (diff) | |
| download | blackbird-op-linux-28a4f908acb342350b9ecbfcdf0a999cb83e05aa.tar.gz blackbird-op-linux-28a4f908acb342350b9ecbfcdf0a999cb83e05aa.zip | |
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>
Diffstat (limited to 'arch/arm/mach-mx5/board-cpuimx51sd.c')
| -rw-r--r-- | arch/arm/mach-mx5/board-cpuimx51sd.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/board-cpuimx51sd.c b/arch/arm/mach-mx5/board-cpuimx51sd.c index 8e71c19b9019..7e8fb82d22fc 100644 --- a/arch/arm/mach-mx5/board-cpuimx51sd.c +++ b/arch/arm/mach-mx5/board-cpuimx51sd.c @@ -157,6 +157,8 @@ static int initialize_otg_port(struct platform_device *pdev) 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 */ @@ -175,6 +177,8 @@ static int initialize_usbh1_port(struct platform_device *pdev) 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 from the PHY. */ |
