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authorZhangfei Gao <zhangfei.gao@linaro.org>2014-03-10 04:33:20 +0100
committerMike Turquette <mturquette@linaro.org>2014-03-21 03:05:39 +0100
commitc115b13b85af69df0314556213db0b73cd8ea7e6 (patch)
treeebb993b7d1d4e42095452f79f266f44b4406f335 /drivers/clk
parentclk: shmobile: add CPG driver for rz-platforms (diff)
downloadlinux-c115b13b85af69df0314556213db0b73cd8ea7e6.tar.xz
linux-c115b13b85af69df0314556213db0b73cd8ea7e6.zip
clk: hisilicon: fix warning from smatch
drivers/clk/hisilicon/clk-hi3620.c:338 mmc_clk_delay() warn: always true condition '(para >= 0) => (0-u32max >= 0)' Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org> Signed-off-by: Mike Turquette <mturquette@linaro.org>
Diffstat (limited to 'drivers/clk')
-rw-r--r--drivers/clk/hisilicon/clk-hi3620.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/clk/hisilicon/clk-hi3620.c b/drivers/clk/hisilicon/clk-hi3620.c
index 233eba22187a..339945d2503b 100644
--- a/drivers/clk/hisilicon/clk-hi3620.c
+++ b/drivers/clk/hisilicon/clk-hi3620.c
@@ -326,15 +326,14 @@ static u32 mmc_clk_delay(u32 val, u32 para, u32 off, u32 len)
{
u32 i;
- if (para >= 0) {
- for (i = 0; i < len; i++) {
- if (para % 2)
- val |= 1 << (off + i);
- else
- val &= ~(1 << (off + i));
- para = para >> 1;
- }
+ for (i = 0; i < len; i++) {
+ if (para % 2)
+ val |= 1 << (off + i);
+ else
+ val &= ~(1 << (off + i));
+ para = para >> 1;
}
+
return val;
}