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(parent: 3a63d22) | patch
serial: of_serial: check the return value of clk_prepare_enable()
authorMasahiro Yamada <yamada.masahiro@socionext.com>
Mon, 25 May 2015 06:03:32 +0000 (15:03 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 31 May 2015 21:55:12 +0000 (06:55 +0900)
commit6f0c3091e73df7ad1393c3400d168b9777b4a63c
treed2821fe64d3397c00c6b944dedea318075171017tree | snapshot (tar.gz zip)
parent3a63d22425ff229c8fb51e7aec1de1e9a4e19b34commit | diff
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>
drivers/tty/serial/of_serial.c diff | blob | blame | history