From: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Date: Mon, 29 Mar 2021 22:43:02 +0000 (+0200)
Subject: selftests: xsk: Remove unused function
X-Git-Tag: v5.13-rc1~94^2~255^2~5^2~14
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7519c387e69d367075bf493de8a9ea427c9d2a1b;p=thirdparty%2Fkernel%2Flinux.git

selftests: xsk: Remove unused function

Probably it was ported from xdpsock but is not used anywhere.

Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20210329224316.17793-4-maciej.fijalkowski@intel.com
---

diff --git a/tools/testing/selftests/bpf/xdpxceiver.c b/tools/testing/selftests/bpf/xdpxceiver.c
index e2ff3cd48ccf0..593e8be41fcec 100644
--- a/tools/testing/selftests/bpf/xdpxceiver.c
+++ b/tools/testing/selftests/bpf/xdpxceiver.c
@@ -153,19 +153,6 @@ static void *memset32_htonl(void *dest, u32 val, u32 size)
 	return dest;
 }
 
-/*
- * This function code has been taken from
- * Linux kernel lib/checksum.c
- */
-static inline unsigned short from32to16(unsigned int x)
-{
-	/* add up 16-bit and 16-bit for 16+c bit */
-	x = (x & 0xffff) + (x >> 16);
-	/* add up carry.. */
-	x = (x & 0xffff) + (x >> 16);
-	return x;
-}
-
 /*
  * Fold a partial checksum
  * This function code has been taken from