crypto: stm32/cryp - don't print error on probe deferral

Change driver to not print an error message when the device
probe is deferred for a clock resource.

Signed-off-by: Etienne Carriere <etienne.carriere@foss.st.com>
Signed-off-by: Nicolas Toromanoff <nicolas.toromanoff@foss.st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/stm32/stm32-cryp.c

@@ -1955,7 +1955,8 @@ static int stm32_cryp_probe(struct platform_device *pdev)
 
 	cryp->clk = devm_clk_get(dev, NULL);
 	if (IS_ERR(cryp->clk)) {
-		dev_err(dev, "Could not get clock\n");
+		dev_err_probe(dev, PTR_ERR(cryp->clk), "Could not get clock\n");
+
 		return PTR_ERR(cryp->clk);
 	}