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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/plat-mxc | |
| parent | bb477de2efc560e55c4a830329273661f3664bc8 (diff) | |
| download | blackbird-obmc-linux-28a4f908acb342350b9ecbfcdf0a999cb83e05aa.tar.gz blackbird-obmc-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/plat-mxc')
| -rw-r--r-- | arch/arm/plat-mxc/ehci.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/ehci.c b/arch/arm/plat-mxc/ehci.c index c1a7146dad96..d59f5feb3c54 100644 --- a/arch/arm/plat-mxc/ehci.c +++ b/arch/arm/plat-mxc/ehci.c @@ -254,6 +254,10 @@ int mxc_initialize_usb_hw(int port, unsigned int flags) int ret = 0; usb_base = ioremap(MX51_OTG_BASE_ADDR, SZ_4K); + if (!usb_base) { + printk(KERN_ERR "%s(): ioremap failed\n", __func__); + return -ENOMEM; + } switch (port) { case 0: /* OTG port */ |
