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| author |   Herbert Xu <herbert@gondor.apana.org.au> | 2020-07-23 17:50:48 +1000 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2020-07-31 18:25:29 +1000 |
| commit | 054a5540fb8f7268e2c79e9deab4242db15c8cba (patch) | |
| tree | bb60166dce69355725ca997ac7fcc1e1c8996395 /arch/x86/crypto/curve25519-x86_64.c | |
| parent | crypto: ingenic - Add hardware RNG for Ingenic JZ4780 and X1000 (diff) | |
| download | linux-dev-054a5540fb8f7268e2c79e9deab4242db15c8cba.tar.xz linux-dev-054a5540fb8f7268e2c79e9deab4242db15c8cba.zip | |
crypto: x86/curve25519 - Remove unused carry variables
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>
Diffstat (limited to 'arch/x86/crypto/curve25519-x86_64.c')
| -rw-r--r-- | arch/x86/crypto/curve25519-x86_64.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/crypto/curve25519-x86_64.c b/arch/x86/crypto/curve25519-x86_64.c index 8a17621f7d3a..8acbb6584a37 100644 --- 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]; |