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| author | Gustavo A. R. Silva <gustavo@embeddedor.com> | 2018-07-18 12:12:00 -0500 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-07-27 19:28:36 +0800 |
| commit | d75f482eaface11dd30e73977c245fab5e07c3aa (patch) | |
| tree | cb67569e7aec4cacc7868e93db118af3f5f8c099 | |
| parent | 6b0daa78207b622d768cce2a8251c830256bade9 (diff) | |
| download | linux-d75f482eaface11dd30e73977c245fab5e07c3aa.tar.gz linux-d75f482eaface11dd30e73977c245fab5e07c3aa.tar.bz2 linux-d75f482eaface11dd30e73977c245fab5e07c3aa.zip | |
crypto: rmd256 - use swap macro in rmd256_transform
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 <gustavo@embeddedor.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | crypto/rmd256.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/crypto/rmd256.c b/crypto/rmd256.c index 0afbb5af4499..0e9d30676a01 100644 --- a/crypto/rmd256.c +++ b/crypto/rmd256.c @@ -49,7 +49,7 @@ struct rmd256_ctx { static void rmd256_transform(u32 *state, const __le32 *in) { - u32 aa, bb, cc, dd, aaa, bbb, ccc, ddd, tmp; + u32 aa, bb, cc, dd, aaa, bbb, ccc, ddd; /* Initialize left lane */ aa = state[0]; @@ -100,7 +100,7 @@ static void rmd256_transform(u32 *state, const __le32 *in) ROUND(bbb, ccc, ddd, aaa, F4, KK1, in[12], 6); /* Swap contents of "a" registers */ - tmp = aa; aa = aaa; aaa = tmp; + swap(aa, aaa); /* round 2: left lane */ ROUND(aa, bb, cc, dd, F2, K2, in[7], 7); @@ -139,7 +139,7 @@ static void rmd256_transform(u32 *state, const __le32 *in) ROUND(bbb, ccc, ddd, aaa, F3, KK2, in[2], 11); /* Swap contents of "b" registers */ - tmp = bb; bb = bbb; bbb = tmp; + swap(bb, bbb); /* round 3: left lane */ ROUND(aa, bb, cc, dd, F3, K3, in[3], 11); @@ -178,7 +178,7 @@ static void rmd256_transform(u32 *state, const __le32 *in) ROUND(bbb, ccc, ddd, aaa, F2, KK3, in[13], 5); /* Swap contents of "c" registers */ - tmp = cc; cc = ccc; ccc = tmp; + swap(cc, ccc); /* round 4: left lane */ ROUND(aa, bb, cc, dd, F4, K4, in[1], 11); @@ -217,7 +217,7 @@ static void rmd256_transform(u32 *state, const __le32 *in) ROUND(bbb, ccc, ddd, aaa, F1, KK4, in[14], 8); /* Swap contents of "d" registers */ - tmp = dd; dd = ddd; ddd = tmp; + swap(dd, ddd); /* combine results */ state[0] += aa; |