linux-kernel - [PATCH] net:gue.h:Fix shifting signed 32-bit value by 31 bits problem

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Date:   Mon,  1 Jul 2019 19:46:10 +0530
From:   Vandana BN <bnvandana@...il.com>
To:     "David S . Miller " <davem@...emloft.net>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     skhan@...uxfoundation.org, gregkh@...uxfoundation.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        Vandana BN <bnvandana@...il.com>
Subject: [PATCH] net:gue.h:Fix shifting signed 32-bit value by 31 bits problem

Fix GUE_PFLAG_REMCSUM to use "U" cast to avoid shifting signed
32-bit value by 31 bits problem.

Signed-off-by: Vandana BN <bnvandana@...il.com>
---
 include/net/gue.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/net/gue.h b/include/net/gue.h
index fdad41469b65..3a6595bfa641 100644
--- a/include/net/gue.h
+++ b/include/net/gue.h
@@ -60,7 +60,7 @@ struct guehdr {

 /* Private flags in the private option extension */

-#define GUE_PFLAG_REMCSUM	htonl(1 << 31)
+#define GUE_PFLAG_REMCSUM	htonl(1U << 31)
 #define GUE_PLEN_REMCSUM	4

 #define GUE_PFLAGS_ALL	(GUE_PFLAG_REMCSUM)
--
2.17.1