diff options
| author | Masahiro Yamada | 2015-12-28 11:23:10 +0100 |
|---|---|---|
| committer | Stephen Boyd | 2016-02-02 20:53:17 +0100 |
| commit | e8f0e68ec0802dc840e29e0fabdcfdc39aa2a8fb (patch) | |
| tree | 642e0e96e88080f6121fe4f26a68d3f4b411a15a /drivers/clk/clk.c | |
| parent | clk: simplify clk_fetch_parent_index() function (diff) | |
| download | kernel-qcow2-linux-e8f0e68ec0802dc840e29e0fabdcfdc39aa2a8fb.tar.gz kernel-qcow2-linux-e8f0e68ec0802dc840e29e0fabdcfdc39aa2a8fb.tar.xz kernel-qcow2-linux-e8f0e68ec0802dc840e29e0fabdcfdc39aa2a8fb.zip | |
clk: slightly optimize clk_core_set_parent()
If clk_fetch_parent_index() fails, p_rate is unused. Move the
assignment after the error checking.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Vladimir Zapolskiy <vz@mleia.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk/clk.c')
| -rw-r--r-- | drivers/clk/clk.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 82b79a6ec0ec..d31ed95d27a4 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -1748,13 +1748,13 @@ static int clk_core_set_parent(struct clk_core *core, struct clk_core *parent) /* try finding the new parent index */ if (parent) { p_index = clk_fetch_parent_index(core, parent); - p_rate = parent->rate; if (p_index < 0) { pr_debug("%s: clk %s can not be parent of clk %s\n", __func__, parent->name, core->name); ret = p_index; goto out; } + p_rate = parent->rate; } /* propagate PRE_RATE_CHANGE notifications */ |