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authorYuli Wang <wangyuli@uniontech.com>2024-03-19 15:50:34 +0800
committerHuacai Chen <chenhuacai@loongson.cn>2024-03-19 15:50:34 +0800
commitfea1c949f6ca5059e12de00d0483645debc5b206 (patch)
treeaa0cb0c63da9acf9b199a4515fb08202a872e366
parent9c68ece8b2a5c5ff9b2fcaea923dd73efeb174cd (diff)
downloadlinux-fea1c949f6ca5059e12de00d0483645debc5b206.tar.gz
LoongArch/crypto: Clean up useless assignment operations
The LoongArch CRC32 hw acceleration is based on arch/mips/crypto/ crc32-mips.c. While the MIPS code supports both MIPS32 and MIPS64, but LoongArch32 lacks the CRC instruction. As a result, the line "len -= sizeof(u32)" is unnecessary. Removing it can make context code style more unified and improve code readability. Cc: stable@vger.kernel.org Reviewed-by: WANG Xuerui <git@xen0n.name> Suggested-by: Wentao Guan <guanwentao@uniontech.com> Signed-off-by: Yuli Wang <wangyuli@uniontech.com> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
-rw-r--r--arch/loongarch/crypto/crc32-loongarch.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/loongarch/crypto/crc32-loongarch.c b/arch/loongarch/crypto/crc32-loongarch.c
index a49e507af38c0e..3eebea3a7b478d 100644
--- a/arch/loongarch/crypto/crc32-loongarch.c
+++ b/arch/loongarch/crypto/crc32-loongarch.c
@@ -44,7 +44,6 @@ static u32 crc32_loongarch_hw(u32 crc_, const u8 *p, unsigned int len)
CRC32(crc, value, w);
p += sizeof(u32);
- len -= sizeof(u32);
}
if (len & sizeof(u16)) {
@@ -80,7 +79,6 @@ static u32 crc32c_loongarch_hw(u32 crc_, const u8 *p, unsigned int len)
CRC32C(crc, value, w);
p += sizeof(u32);
- len -= sizeof(u32);
}
if (len & sizeof(u16)) {