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| author | Kevin Hilman <khilman@deeprootsystems.com> | 2010-01-29 14:20:06 -0800 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2010-02-03 08:48:06 -0800 |
| commit | 74005a2b116203f618fe784d88ad7e6071bb1554 (patch) | |
| tree | 0210bcebd2c7e248a8453978ecf0b6162c9b31af /arch/arm/mach-omap2/irq.c | |
| parent | 9af915da20bd405c232ebb93c3cb80c6d92a12f6 (diff) | |
| download | op-kernel-dev-74005a2b116203f618fe784d88ad7e6071bb1554.zip op-kernel-dev-74005a2b116203f618fe784d88ad7e6071bb1554.tar.gz | |
OMAP2/3: IRQ: ensure valid base address
Ensure valid base address during IRQ init. Fixes compiler warning
about potential use of uninitialized variable.
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/irq.c')
| -rw-r--r-- | arch/arm/mach-omap2/irq.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 2705402..26aeef5 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -194,7 +194,7 @@ void __init omap_init_irq(void) int i; for (i = 0; i < ARRAY_SIZE(irq_banks); i++) { - unsigned long base; + unsigned long base = 0; struct omap_irq_bank *bank = irq_banks + i; if (cpu_is_omap24xx()) @@ -202,6 +202,8 @@ void __init omap_init_irq(void) else if (cpu_is_omap34xx()) base = OMAP34XX_IC_BASE; + BUG_ON(!base); + /* Static mapping, never released */ bank->base_reg = ioremap(base, SZ_4K); if (!bank->base_reg) { |
