Commit 34e44fe8 authored by Rajendra Nayak's avatar Rajendra Nayak Committed by Mike Turquette

clk: Make clk_get_rate() return 0 on error

Most users of clk_get_rate() actually assume a non zero
return value as a valid rate returned. Returing -EINVAL
might confuse such users, so make it instead return zero
on error.

Besides the return value of clk_get_rate seems to be
'unsigned long'.
Signed-off-by: default avatarRajendra nayak <rnayak@ti.com>
Signed-off-by: default avatarMike Turquette <mturquette@linaro.org>
parent bffad66e
......@@ -285,7 +285,7 @@ unsigned long __clk_get_rate(struct clk *clk)
unsigned long ret;
if (!clk) {
ret = -EINVAL;
ret = 0;
goto out;
}
......@@ -295,7 +295,7 @@ unsigned long __clk_get_rate(struct clk *clk)
goto out;
if (!clk->parent)
ret = -ENODEV;
ret = 0;
out:
return ret;
......@@ -560,7 +560,7 @@ EXPORT_SYMBOL_GPL(clk_enable);
* @clk: the clk whose rate is being returned
*
* Simply returns the cached rate of the clk. Does not query the hardware. If
* clk is NULL then returns -EINVAL.
* clk is NULL then returns 0.
*/
unsigned long clk_get_rate(struct clk *clk)
{
......
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