From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
In case of error, the function clk_get() returns ERR_PTR()
and never returns NULL. The NULL test in the return value
check should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c b/drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c
index 7b35171..6a8222c 100644
--- a/drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c
+++ b/drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c
@@ -243,7 +243,7 @@ static int vpfe_enable_clock(struct vpfe_device *vpfe_dev)
vpfe_dev->clks[i] =
clk_get(vpfe_dev->pdev, vpfe_cfg->clocks[i]);
- if (vpfe_dev->clks[i] == NULL) {
+ if (IS_ERR(vpfe_dev->clks[i])) {
v4l2_err(vpfe_dev->pdev->driver,
"Failed to get clock %s\n",
vpfe_cfg->clocks[i]);
@@ -264,7 +264,7 @@ static int vpfe_enable_clock(struct vpfe_device *vpfe_dev)
return 0;
out:
for (i = 0; i < vpfe_cfg->num_clocks; i++)
- if (vpfe_dev->clks[i]) {
+ if (!IS_ERR(vpfe_dev->clks[i])) {
clk_disable_unprepare(vpfe_dev->clks[i]);
clk_put(vpfe_dev->clks[i]);
}
--
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