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bpo-33164: blake2: Fix Coverity scan (GH-25060) 

(cherry picked from commit 068ebf9729)

Co-authored-by: Inada Naoki <songofacandy@gmail.com>
This commit is contained in:
Miss Islington (bot) 2021-03-29 21:36:39 -07:00 committed by GitHub
parent ff4715a733
commit 05429c917c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 4 additions and 4 deletions
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2
Modules/_blake2/impl/blake2b-ref.c
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@ -333,7 +333,7 @@ int blake2b_final( blake2b_state *S, uint8_t *out, size_t outlen )
blake2b_increment_counter( S, BLAKE2B_BLOCKBYTES );
blake2b_compress( S, S->buf );
S->buflen -= BLAKE2B_BLOCKBYTES;
memcpy( S->buf, S->buf + BLAKE2B_BLOCKBYTES, S->buflen );
memmove( S->buf, S->buf + BLAKE2B_BLOCKBYTES, S->buflen );
}
blake2b_increment_counter( S, S->buflen );

2
Modules/_blake2/impl/blake2b.c
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@ -388,7 +388,7 @@ int blake2b_final( blake2b_state *S, uint8_t *out, size_t outlen )
blake2b_increment_counter( S, BLAKE2B_BLOCKBYTES );
blake2b_compress( S, S->buf );
S->buflen -= BLAKE2B_BLOCKBYTES;
memcpy( S->buf, S->buf + BLAKE2B_BLOCKBYTES, S->buflen );
memmove( S->buf, S->buf + BLAKE2B_BLOCKBYTES, S->buflen );
}
blake2b_increment_counter( S, S->buflen );

2
Modules/_blake2/impl/blake2s-ref.c
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@ -323,7 +323,7 @@ int blake2s_final( blake2s_state *S, uint8_t *out, size_t outlen )
blake2s_increment_counter( S, BLAKE2S_BLOCKBYTES );
blake2s_compress( S, S->buf );
S->buflen -= BLAKE2S_BLOCKBYTES;
memcpy( S->buf, S->buf + BLAKE2S_BLOCKBYTES, S->buflen );
memmove( S->buf, S->buf + BLAKE2S_BLOCKBYTES, S->buflen );
}
blake2s_increment_counter( S, ( uint32_t )S->buflen );

2
Modules/_blake2/impl/blake2s.c
View File

@ -363,7 +363,7 @@ int blake2s_final( blake2s_state *S, uint8_t *out, size_t outlen )
blake2s_increment_counter( S, BLAKE2S_BLOCKBYTES );
blake2s_compress( S, S->buf );
S->buflen -= BLAKE2S_BLOCKBYTES;
memcpy( S->buf, S->buf + BLAKE2S_BLOCKBYTES, S->buflen );
memmove( S->buf, S->buf + BLAKE2S_BLOCKBYTES, S->buflen );
}
blake2s_increment_counter( S, ( uint32_t )S->buflen );