use CALLOC_ARRAY

Add and apply a semantic patch for converting code that open-codes
CALLOC_ARRAY to use it instead.  It shortens the code and infers the
element size automatically.

Signed-off-by: René Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/apply.c b/apply.c
index 668b16e989..6695a931e9 100644
--- a/apply.c
+++ b/apply.c
@@ -1781,7 +1781,7 @@ static int parse_single_patch(struct apply_state *state,
 		struct fragment *fragment;
 		int len;
 
-		fragment = xcalloc(1, sizeof(*fragment));
+		CALLOC_ARRAY(fragment, 1);
 		fragment->linenr = state->linenr;
 		len = parse_fragment(state, line, size, patch, fragment);
 		if (len <= 0) {
@@ -1959,7 +1959,7 @@ static struct fragment *parse_binary_hunk(struct apply_state *state,
 		size -= llen;
 	}
 
-	frag = xcalloc(1, sizeof(*frag));
+	CALLOC_ARRAY(frag, 1);
 	frag->patch = inflate_it(data, hunk_size, origlen);
 	frag->free_patch = 1;
 	if (!frag->patch)
@@ -4681,7 +4681,7 @@ static int apply_patch(struct apply_state *state,
 		struct patch *patch;
 		int nr;
 
-		patch = xcalloc(1, sizeof(*patch));
+		CALLOC_ARRAY(patch, 1);
 		patch->inaccurate_eof = !!(options & APPLY_OPT_INACCURATE_EOF);
 		patch->recount =  !!(options & APPLY_OPT_RECOUNT);
 		nr = parse_chunk(state, buf.buf + offset, buf.len - offset, patch);