From: Yuan Can yuancan@huawei.com
[ Upstream commit 30fb034361ff1b9bfc569b2d8d66b544ea3eb18f ]
Add clk_disable_unprepare() on error path in cc_pm_resume().
Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Yuan Can yuancan@huawei.com Signed-off-by: Herbert Xu herbert@gondor.apana.org.au Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/crypto/ccree/cc_pm.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/crypto/ccree/cc_pm.c b/drivers/crypto/ccree/cc_pm.c index 3c65bf070c90..f712689bc98d 100644 --- a/drivers/crypto/ccree/cc_pm.c +++ b/drivers/crypto/ccree/cc_pm.c @@ -41,6 +41,7 @@ static int cc_pm_resume(struct device *dev) /* wait for Cryptocell reset completion */ if (!cc_wait_for_reset_completion(drvdata)) { dev_err(dev, "Cryptocell reset not completed"); + clk_disable_unprepare(drvdata->clk); return -EBUSY; }
@@ -48,6 +49,7 @@ static int cc_pm_resume(struct device *dev) rc = init_cc_regs(drvdata, false); if (rc) { dev_err(dev, "init_cc_regs (%x)\n", rc); + clk_disable_unprepare(drvdata->clk); return rc; } /* check if tee fips error occurred during power down */