[PATCH] crypto: rmd320 - use swap macro in rmd320_transform
From: Gustavo A. R. Silva <hidden>
Date: 2018-07-18 17:19:13
Also in:
lkml
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
Make use of the swap macro and remove unnecessary variable *tmp*. This makes the code easier to read and maintain. This code was detected with the help of Coccinelle. Signed-off-by: Gustavo A. R. Silva <redacted> --- crypto/rmd320.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/crypto/rmd320.c b/crypto/rmd320.c
index ab3cf93..3ae1df5 100644
--- a/crypto/rmd320.c
+++ b/crypto/rmd320.c@@ -53,7 +53,7 @@ struct rmd320_ctx { static void rmd320_transform(u32 *state, const __le32 *in) { - u32 aa, bb, cc, dd, ee, aaa, bbb, ccc, ddd, eee, tmp; + u32 aa, bb, cc, dd, ee, aaa, bbb, ccc, ddd, eee; /* Initialize left lane */ aa = state[0];
@@ -106,7 +106,7 @@ static void rmd320_transform(u32 *state, const __le32 *in) ROUND(aaa, bbb, ccc, ddd, eee, F5, KK1, in[12], 6); /* Swap contents of "a" registers */ - tmp = aa; aa = aaa; aaa = tmp; + swap(aa, aaa); /* round 2: left lane" */ ROUND(ee, aa, bb, cc, dd, F2, K2, in[7], 7);
@@ -145,7 +145,7 @@ static void rmd320_transform(u32 *state, const __le32 *in) ROUND(eee, aaa, bbb, ccc, ddd, F4, KK2, in[2], 11); /* Swap contents of "b" registers */ - tmp = bb; bb = bbb; bbb = tmp; + swap(bb, bbb); /* round 3: left lane" */ ROUND(dd, ee, aa, bb, cc, F3, K3, in[3], 11);
@@ -184,7 +184,7 @@ static void rmd320_transform(u32 *state, const __le32 *in) ROUND(ddd, eee, aaa, bbb, ccc, F3, KK3, in[13], 5); /* Swap contents of "c" registers */ - tmp = cc; cc = ccc; ccc = tmp; + swap(cc, ccc); /* round 4: left lane" */ ROUND(cc, dd, ee, aa, bb, F4, K4, in[1], 11);
@@ -223,7 +223,7 @@ static void rmd320_transform(u32 *state, const __le32 *in) ROUND(ccc, ddd, eee, aaa, bbb, F2, KK4, in[14], 8); /* Swap contents of "d" registers */ - tmp = dd; dd = ddd; ddd = tmp; + swap(dd, ddd); /* round 5: left lane" */ ROUND(bb, cc, dd, ee, aa, F5, K5, in[4], 9);
@@ -262,7 +262,7 @@ static void rmd320_transform(u32 *state, const __le32 *in) ROUND(bbb, ccc, ddd, eee, aaa, F1, KK5, in[11], 11); /* Swap contents of "e" registers */ - tmp = ee; ee = eee; eee = tmp; + swap(ee, eee); /* combine results */ state[0] += aa;
--
2.7.4