[PATCH 12/31] sunrpc: auth_gss: use parity8
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From: zhaoxiu.zeng <hidden>
Date: 2016-03-27 06:52:18
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linux-nfs, lkml
Subsystem:
kernel nfsd, sunrpc, and lockd servers, networking [general], nfs, sunrpc, and lockd clients, the rest · Maintainers:
Chuck Lever, Jeff Layton, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Trond Myklebust, Anna Schumaker, Linus Torvalds
From: Zeng Zhaoxiu <redacted> Signed-off-by: Zeng Zhaoxiu <redacted> --- net/sunrpc/auth_gss/gss_krb5_keys.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/net/sunrpc/auth_gss/gss_krb5_keys.c b/net/sunrpc/auth_gss/gss_krb5_keys.c
index 8701331..c41b389 100644
--- a/net/sunrpc/auth_gss/gss_krb5_keys.c
+++ b/net/sunrpc/auth_gss/gss_krb5_keys.c@@ -243,16 +243,12 @@ err_return: return ret; } -#define smask(step) ((1<<step)-1) -#define pstep(x, step) (((x)&smask(step))^(((x)>>step)&smask(step))) -#define parity_char(x) pstep(pstep(pstep((x), 4), 2), 1) - static void mit_des_fixup_key_parity(u8 key[8]) { int i; for (i = 0; i < 8; i++) { key[i] &= 0xfe; - key[i] |= 1^parity_char(key[i]); + key[i] |= !parity8(key[i]); } }
--
2.5.5
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