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authorAxel Lin <axel.lin@ingics.com>2013-03-30 20:43:22 +0800
committerThierry Reding <thierry.reding@avionic-design.de>2013-04-02 11:28:36 +0200
commit563861cd633ae52932843477bb6ca3f1c9e2f78b (patch)
treee161f42351a6865ea72ca8ff9528a91b3a3990ea /drivers/pwm/pwm-spear.c
parentb343a1887ea4f798758d0023838d16a428f728d5 (diff)
pwm: spear: Fix checking return value of clk_enable() and clk_prepare()
The logic to check return value of clk_enable() and clk_prepare() is reversed, fix it. Signed-off-by: Axel Lin <axel.lin@ingics.com> Cc: stable@vger.kernel.org Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Diffstat (limited to 'drivers/pwm/pwm-spear.c')
-rw-r--r--drivers/pwm/pwm-spear.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pwm/pwm-spear.c b/drivers/pwm/pwm-spear.c
index 69a2d9eb34db..3223b57e8f9c 100644
--- a/drivers/pwm/pwm-spear.c
+++ b/drivers/pwm/pwm-spear.c
@@ -143,7 +143,7 @@ static int spear_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)
u32 val;
rc = clk_enable(pc->clk);
- if (!rc)
+ if (rc)
return rc;
val = spear_pwm_readl(pc, pwm->hwpwm, PWMCR);
@@ -209,12 +209,12 @@ static int spear_pwm_probe(struct platform_device *pdev)
pc->chip.npwm = NUM_PWM;
ret = clk_prepare(pc->clk);
- if (!ret)
+ if (ret)
return ret;
if (of_device_is_compatible(np, "st,spear1340-pwm")) {
ret = clk_enable(pc->clk);
- if (!ret) {
+ if (ret) {
clk_unprepare(pc->clk);
return ret;
}

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