Use malloc by default but allow bounded alloca

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 1 insertions, 1 deletions

diff --git a/update.c b/update.c
index 8d0610d..4cf31a5 100644
--- a/update.c
+++ b/update.c
@@ -14,7 +14,7 @@ libsha2_update(struct libsha2_state *restrict state, const void *restrict messag
 
 	if (off) {
 		n = msglen < state->chunk_size - off ? msglen : state->chunk_size - off;
-		memcpy(state->chunk + off, message, n);
+		memcpy(&state->chunk[off], message, n);
 		if (off + n == state->chunk_size)
 			libsha2_process(state, state->chunk);
 		message += n;