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@trendmicro.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
dsp_wdt.fclk = clk_get(NULL, "wdt3_fck");
dsp_wdt.fclk = clk_get(NULL, "wdt3_fck");
+ if (!IS_ERR(dsp_wdt.fclk)) {
dsp_wdt.iclk = clk_get(NULL, "wdt3_ick");
dsp_wdt.iclk = clk_get(NULL, "wdt3_ick");
+ if (IS_ERR(dsp_wdt.iclk)) {
clk_put(dsp_wdt.fclk);
dsp_wdt.fclk = NULL;
ret = -EFAULT;
clk_put(dsp_wdt.fclk);
dsp_wdt.fclk = NULL;
ret = -EFAULT;