1 files changed, 2 insertions, 1 deletions

diff --git a/arch/x86/include/asm/checksum_32.h b/arch/x86/include/asm/checksum_32.h
index 7c5ef8b14d9..46fc474fd81 100644
--- a/arch/x86/include/asm/checksum_32.h
+++ b/arch/x86/include/asm/checksum_32.h
@@ -161,7 +161,8 @@ static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,
             "adcl $0, %0        ;\n"
             : "=&r" (sum)
             : "r" (saddr), "r" (daddr),
-              "r" (htonl(len)), "r" (htonl(proto)), "0" (sum));
+              "r" (htonl(len)), "r" (htonl(proto)), "0" (sum)
+            : "memory");
 
         return csum_fold(sum);
 }