kernel: delete Linux 5.4 config and patches

As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)

1 files changed, 0 insertions, 46 deletions

diff --git a/target/linux/generic/backport-5.4/080-wireguard-0060-crypto-x86-curve25519-Remove-unused-carry-variables.patch b/target/linux/generic/backport-5.4/080-wireguard-0060-crypto-x86-curve25519-Remove-unused-carry-variables.patch
deleted file mode 100644
index 5a2d20a982..0000000000
--- a/target/linux/generic/backport-5.4/080-wireguard-0060-crypto-x86-curve25519-Remove-unused-carry-variables.patch
+++ /dev/null
@@ -1,46 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Herbert Xu <herbert@gondor.apana.org.au>
-Date: Thu, 23 Jul 2020 17:50:48 +1000
-Subject: [PATCH] crypto: x86/curve25519 - Remove unused carry variables
-
-commit 054a5540fb8f7268e2c79e9deab4242db15c8cba upstream.
-
-The carry variables are assigned but never used, which upsets
-the compiler.  This patch removes them.
-
-Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-Reviewed-by: Karthikeyan Bhargavan <karthik.bhargavan@gmail.com>
-Acked-by: Jason A. Donenfeld <Jason@zx2c4.com>
-Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
----
- arch/x86/crypto/curve25519-x86_64.c | 6 ++----
- 1 file changed, 2 insertions(+), 4 deletions(-)
-
---- a/arch/x86/crypto/curve25519-x86_64.c
-+++ b/arch/x86/crypto/curve25519-x86_64.c
-@@ -948,10 +948,8 @@ static void store_felem(u64 *b, u64 *f)
- {
- 	u64 f30 = f[3U];
- 	u64 top_bit0 = f30 >> (u32)63U;
--	u64 carry0;
- 	u64 f31;
- 	u64 top_bit;
--	u64 carry;
- 	u64 f0;
- 	u64 f1;
- 	u64 f2;
-@@ -970,11 +968,11 @@ static void store_felem(u64 *b, u64 *f)
- 	u64 o2;
- 	u64 o3;
- 	f[3U] = f30 & (u64)0x7fffffffffffffffU;
--	carry0 = add_scalar(f, f, (u64)19U * top_bit0);
-+	add_scalar(f, f, (u64)19U * top_bit0);
- 	f31 = f[3U];
- 	top_bit = f31 >> (u32)63U;
- 	f[3U] = f31 & (u64)0x7fffffffffffffffU;
--	carry = add_scalar(f, f, (u64)19U * top_bit);
-+	add_scalar(f, f, (u64)19U * top_bit);
- 	f0 = f[0U];
- 	f1 = f[1U];
- 	f2 = f[2U];