diff options
Diffstat (limited to 'src/crypto')
| -rw-r--r-- | src/crypto/tree-hash.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/src/crypto/tree-hash.c b/src/crypto/tree-hash.c index b2dc3ffb2..2d9245233 100644 --- a/src/crypto/tree-hash.c +++ b/src/crypto/tree-hash.c @@ -34,15 +34,6 @@ #include "hash-ops.h" -#ifdef _MSC_VER -#include <malloc.h> -#elif !defined(__FreeBSD__) && !defined(__OpenBSD__) && !defined(__DragonFly__) \ - && !defined(__NetBSD__) - #include <alloca.h> -#else - #include <stdlib.h> -#endif - /*** * Round to power of two, for count>=3 and for count being not too large (as reasonable for tree hash calculations) */ @@ -91,9 +82,8 @@ void tree_hash(const char (*hashes)[HASH_SIZE], size_t count, char *root_hash) { size_t cnt = tree_hash_cnt( count ); - char (*ints)[HASH_SIZE]; - size_t ints_size = cnt * HASH_SIZE; - ints = alloca(ints_size); memset( ints , 0 , ints_size); // allocate, and zero out as extra protection for using uninitialized mem + char ints[cnt][HASH_SIZE]; + memset(ints, 0 , sizeof(ints)); // zero out as extra protection for using uninitialized mem memcpy(ints, hashes, (2 * cnt - count) * HASH_SIZE); |