diff options
| author | Mike Rapoport <mike@compulab.co.il> | 2010-11-03 17:22:00 +0200 |
|---|---|---|
| committer | Nicolas Pitre <nico@fluxnic.net> | 2010-11-05 13:34:29 -0400 |
| commit | 7350f419724fd9472d3b5cc521538713f9797b62 (patch) | |
| tree | 4e11c938ca198e5b23280d622993777016e9b55b /arch/arm/mach-orion5x | |
| parent | 377304abefa208890dce5739e4f297c93240efb2 (diff) | |
| download | lwn-7350f419724fd9472d3b5cc521538713f9797b62.tar.gz lwn-7350f419724fd9472d3b5cc521538713f9797b62.zip | |
ARM: orion5x/kirkwood/mv78xx0: fix MPP configuration corner cases
Wrong MPP configuration would cause <cpu>_mpp_conf loop infinitely
because the mpp list iterator would not be incremented.
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
Diffstat (limited to 'arch/arm/mach-orion5x')
| -rw-r--r-- | arch/arm/mach-orion5x/mpp.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/arm/mach-orion5x/mpp.c b/arch/arm/mach-orion5x/mpp.c index bc4c3b9aaf83..db485d3b8144 100644 --- a/arch/arm/mach-orion5x/mpp.c +++ b/arch/arm/mach-orion5x/mpp.c @@ -127,7 +127,7 @@ void __init orion5x_mpp_conf(struct orion5x_mpp_mode *mode) /* Initialize gpiolib. */ orion_gpio_init(); - while (mode->mpp >= 0) { + for ( ; mode->mpp >= 0; mode++) { u32 *reg; int num_type; int shift; @@ -160,8 +160,6 @@ void __init orion5x_mpp_conf(struct orion5x_mpp_mode *mode) orion_gpio_set_unused(mode->mpp); orion_gpio_set_valid(mode->mpp, !!(mode->type == MPP_GPIO)); - - mode++; } writel(mpp_0_7_ctrl, MPP_0_7_CTRL); |