From: Ben Hutchings <ben@decadent.org.uk>
Date: Mon, 28 Apr 2014 01:04:30 +0000 (+0100)
Subject: Revert "alpha: fix broken network checksum"
X-Git-Tag: v3.2.58~2
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=commitdiff_plain;h=53119558f7a2f8e6432e00d395748a431a0cb14e

Revert "alpha: fix broken network checksum"

This reverts commit b93b90ff7c50288d602108ae1a09673df3f799a8, which
was commit 0ef38d70d4118b2ce1a538d14357be5ff9dc2bbd upstream.
It was intended to fix a regression which never occurred in 3.2.
---

diff --git a/arch/alpha/lib/csum_partial_copy.c b/arch/alpha/lib/csum_partial_copy.c
index 1d2ef5a3fc84..40736da9bea8 100644
--- a/arch/alpha/lib/csum_partial_copy.c
+++ b/arch/alpha/lib/csum_partial_copy.c
@@ -373,11 +373,6 @@ csum_partial_copy_from_user(const void __user *src, void *dst, int len,
 __wsum
 csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum)
 {
-	__wsum checksum;
-	mm_segment_t oldfs = get_fs();
-	set_fs(KERNEL_DS);
-	checksum = csum_partial_copy_from_user((__force const void __user *)src,
-						dst, len, sum, NULL);
-	set_fs(oldfs);
-	return checksum;
+	return csum_partial_copy_from_user((__force const void __user *)src,
+			dst, len, sum, NULL);
 }