[PATCH 1/5] s390/pci: Return directly after a failed parameter validation in clp_normal_command()

[SF Markus Elfring]

From: Markus Elfring <elfr...@users.sourceforge.net>
Date: Sat, 21 Jan 2017 17:49:00 +0100

Return directly after an inappropriate input parameter was detected.

Signed-off-by: Markus Elfring <elfr...@users.sourceforge.net>
---
 arch/s390/pci/pci_clp.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c
index 1c3332ac1957..4f5a1bf3b14b 100644
--- a/arch/s390/pci/pci_clp.c
+++ b/arch/s390/pci/pci_clp.c
@@ -514,9 +514,8 @@ static int clp_normal_command(struct clp_req *req)
        void __user *uptr;
        int rc;
 
-       rc = -EINVAL;
        if (req->lps != 0 && req->lps != 2)
-               goto out;
+               return -EINVAL;
 
        rc = -ENOMEM;
        lpcb = clp_alloc_block(GFP_KERNEL);
-- 
2.11.0