crypto: mxs-dcp - Fix platform_get_irq() error handling

We should test the error case for each platform_get_irq() assignment and
propagate the error accordingly.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 7 insertions, 2 deletions

diff --git a/drivers/crypto/mxs-dcp.c b/drivers/crypto/mxs-dcp.c
index 37e070670702..08761d61d4f5 100644
--- a/drivers/crypto/mxs-dcp.c
+++ b/drivers/crypto/mxs-dcp.c
@@ -908,9 +908,14 @@ static int mxs_dcp_probe(struct platform_device *pdev)
 
         iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         dcp_vmi_irq = platform_get_irq(pdev, 0);
+        if (dcp_vmi_irq < 0) {
+                ret = dcp_vmi_irq;
+                goto err_mutex;
+        }
+
         dcp_irq = platform_get_irq(pdev, 1);
-        if (dcp_vmi_irq < 0 || dcp_irq < 0) {
-                ret = -EINVAL;
+        if (dcp_irq < 0) {
+                ret = dcp_irq;
                 goto err_mutex;
         }