Commit a18097b7 authored by Jonas Gorski's avatar Jonas Gorski Committed by Ralf Baechle

MIPS: ralink: allow NULL clock for clk_get_rate

Make the behaviour of clk_get_rate consistent with common clk's
clk_get_rate by accepting NULL clocks as parameter. Some device
drivers rely on this, and will cause an OOPS otherwise.

Fixes: 3f0a06b0 ("MIPS: ralink: adds clkdev code")
Reported-by: default avatarMathias Kresin <dev@kresin.me>
Signed-off-by: default avatarJonas Gorski <jonas.gorski@gmail.com>
Cc: John Crispin <john@phrozen.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/16778/Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 386787b1
...@@ -53,6 +53,9 @@ EXPORT_SYMBOL_GPL(clk_disable); ...@@ -53,6 +53,9 @@ EXPORT_SYMBOL_GPL(clk_disable);
unsigned long clk_get_rate(struct clk *clk) unsigned long clk_get_rate(struct clk *clk)
{ {
if (!clk)
return 0;
return clk->rate; return clk->rate;
} }
EXPORT_SYMBOL_GPL(clk_get_rate); EXPORT_SYMBOL_GPL(clk_get_rate);
......
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