[PATCH V3 02/19] OMAP3+: voltage: fix build warning

[Kevin Hilman]

Nishanth Menon <nm at ti.com> writes:

> Handle the case for a future SoC where sys_ck_name might be
> uninitialized. Fixes the build warning:
> arch/arm/mach-omap2/voltage.c: In function 'omap_voltage_late_init':
> arch/arm/mach-omap2/voltage.c:86:8: warning: 'sys_ck_name' may be used uninitialized in this function
>
> Signed-off-by: Nishanth Menon <nm at ti.com>

This one seems to be already fixed in l-o commit:

commit c0718df4d666cc5fd8837ac93c82995a17bfdbf5
Author: Paul Walmsley <paul at pwsan.com>
Date:   Thu Mar 10 22:17:45 2011 -0700

    OMAP2+: voltage: reorganize, split code from data
    
Kevin

> ---
>  arch/arm/mach-omap2/voltage.c |    8 ++++++--
>  1 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/voltage.c b/arch/arm/mach-omap2/voltage.c
> index e0cbd93..56961df 100644
> --- a/arch/arm/mach-omap2/voltage.c
> +++ b/arch/arm/mach-omap2/voltage.c
> @@ -91,10 +91,14 @@ static int __init _config_common_vdd_data(struct omap_vdd_info *vdd)
>  	 * XXX Clockfw should handle this, or this should be in a
>  	 * struct record
>  	 */
> -	if (cpu_is_omap24xx() || cpu_is_omap34xx())
> +	if (cpu_is_omap24xx() || cpu_is_omap34xx()) {
>  		sys_ck_name = "sys_ck";
> -	else if (cpu_is_omap44xx())
> +	} else if (cpu_is_omap44xx()) {
>  		sys_ck_name = "sys_clkin_ck";
> +	} else {
> +		pr_err("%s: Unsupported OMAP\n", __func__);
> +		return -EINVAL;
> +	}
>  
>  	/*
>  	 * Sys clk rate is require to calculate vp timeout value and