Masahiro Yamada 6f0c3091e7 serial: of_serial: check the return value of clk_prepare_enable() ...

The function clk_prepare_enable() may fail, and in that case it
does not make sense to proceed.  Let's check its return code and
error out if it is a negative value.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2015-06-01 06:55:12 +09:00

8.7 KiB

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