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, 31 deletions

diff --git a/target/linux/generic/backport-5.4/080-wireguard-0035-crypto-x86-chacha-only-unregister-algorithms-if-regi.patch b/target/linux/generic/backport-5.4/080-wireguard-0035-crypto-x86-chacha-only-unregister-algorithms-if-regi.patch
deleted file mode 100644
index 4554ea898b..0000000000
--- a/target/linux/generic/backport-5.4/080-wireguard-0035-crypto-x86-chacha-only-unregister-algorithms-if-regi.patch
+++ /dev/null
@@ -1,31 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Eric Biggers <ebiggers@google.com>
-Date: Sun, 17 Nov 2019 23:21:58 -0800
-Subject: [PATCH] crypto: x86/chacha - only unregister algorithms if registered
-
-commit b62755aed3a3f5ca9edd2718339ccea3b6bbbe57 upstream.
-
-It's not valid to call crypto_unregister_skciphers() without a prior
-call to crypto_register_skciphers().
-
-Fixes: 84e03fa39fbe ("crypto: x86/chacha - expose SIMD ChaCha routine as library function")
-Signed-off-by: Eric Biggers <ebiggers@google.com>
-Acked-by: Ard Biesheuvel <ardb@kernel.org>
-Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
----
- arch/x86/crypto/chacha_glue.c | 3 ++-
- 1 file changed, 2 insertions(+), 1 deletion(-)
-
---- a/arch/x86/crypto/chacha_glue.c
-+++ b/arch/x86/crypto/chacha_glue.c
-@@ -304,7 +304,8 @@ static int __init chacha_simd_mod_init(v
- 
- static void __exit chacha_simd_mod_fini(void)
- {
--	crypto_unregister_skciphers(algs, ARRAY_SIZE(algs));
-+	if (boot_cpu_has(X86_FEATURE_SSSE3))
-+		crypto_unregister_skciphers(algs, ARRAY_SIZE(algs));
- }
- 
- module_init(chacha_simd_mod_init);