lkml.org 
[lkml]   [2016]   [Feb]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 3/3] ARM: omap1/ams-delta: warn about failed regulator enable
* Arnd Bergmann <arnd@arndb.de> [160223 05:58]:
> The modem pm handler in the ams-delta board uses regulator_enable()
> but does not check for a successful return code:
>
> board-ams-delta.c:521:3: error: ignoring return value of 'regulator_enable', declared with attribute warn_unused_result [-Werror=unused-result]
>
> It is not easy to propagate that return code to the callers in
> uart_configure_port/uart_suspend_port/uart_resume_port, unless
> we change all UART drivers, and it is unclear what those would
> do with the return code.
>
> Instead, this patch uses a runtime warning to replace the
> compiletime warning. I have checked that the regulator in question
> is hardcoded to a fixed-voltage GPIO regulator, and that should
> never fail to get enabled if I understand the code right.

Looks OK to me:

Acked-by: Tony Lindgren <tony@atomide.com>

\
 
 \ /
  Last update: 2016-02-23 18:01    [W:0.171 / U:0.100 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site