tmp is a bad name for a shactx

diff --git a/sys/dev/rnd.c b/sys/dev/rnd.c
index 48f2c41..e3686a7 100644 (file)
--- a/sys/dev/rnd.c
+++ b/sys/dev/rnd.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: rnd.c,v 1.166 2014/12/19 04:00:00 tedu Exp $  */
+/*     $OpenBSD: rnd.c,v 1.167 2014/12/23 20:29:23 tedu Exp $  */
 
 /*
  * Copyright (c) 2011 Theo de Raadt.
@@ -498,7 +498,7 @@ extract_entropy(u_int8_t *buf)
 {
        static u_int32_t extract_pool[POOLWORDS];
        u_char digest[SHA512_DIGEST_LENGTH];
-       SHA2_CTX tmp;
+       SHA2_CTX shactx;
 
 #if SHA512_DIGEST_LENGTH < EBUFSIZE
 #error "need more bigger hash output"
@@ -513,9 +513,9 @@ extract_entropy(u_int8_t *buf)
        memcpy(extract_pool, entropy_pool, sizeof(extract_pool));
 
        /* Hash the pool to get the output */
-       SHA512Init(&tmp);
-       SHA512Update(&tmp, (u_int8_t *)extract_pool, sizeof(extract_pool));
-       SHA512Final(digest, &tmp);
+       SHA512Init(&shactx);
+       SHA512Update(&shactx, (u_int8_t *)extract_pool, sizeof(extract_pool));
+       SHA512Final(digest, &shactx);
 
        /* Copy data to destination buffer */
        memcpy(buf, digest, EBUFSIZE);
@@ -526,7 +526,7 @@ extract_entropy(u_int8_t *buf)
 
        /* Wipe data from memory */
        explicit_bzero(extract_pool, sizeof(extract_pool));
-       explicit_bzero(&tmp, sizeof(tmp));
+       explicit_bzero(&shactx, sizeof(shactx));
        explicit_bzero(digest, sizeof(digest));
 }