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

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From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 21 Jan 2017 17:49:00 +0100

Return directly after an inappropriate input parameter was detected.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
 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

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