[PATCH] staging: tidspbridge: fix return value check in dsp_wdt_init()

[Wei Yongjun]

From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>

In case of error, the function clk_get() returns ERR_PTR()
and never returns NULL pointer. The NULL test in the error
handling should be replaced with IS_ERR().

dpatch engine is used to auto generated this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
 drivers/staging/tidspbridge/core/wdt.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/tidspbridge/core/wdt.c b/drivers/staging/tidspbridge/core/wdt.c
index 870f934..268aba2 100644
--- a/drivers/staging/tidspbridge/core/wdt.c
+++ b/drivers/staging/tidspbridge/core/wdt.c
@@ -61,9 +61,9 @@ int dsp_wdt_init(void)
 
 	dsp_wdt.fclk = clk_get(NULL, "wdt3_fck");
 
-	if (dsp_wdt.fclk) {
+	if (!IS_ERR(dsp_wdt.fclk)) {
 		dsp_wdt.iclk = clk_get(NULL, "wdt3_ick");
-		if (!dsp_wdt.iclk) {
+		if (IS_ERR(dsp_wdt.iclk)) {
 			clk_put(dsp_wdt.fclk);
 			dsp_wdt.fclk = NULL;
 			ret = -EFAULT;


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