Merge branch 'jc/memzero-array' into next

Further application of MEMZERO_ARRAY() macro to the rest of the
code base.

* jc/memzero-array:
  cocci: use MEMZERO_ARRAY() a bit more
  coccicheck: emit the contents of cocci patch

Author: gitster

Makefile

@@ -3523,7 +3523,7 @@ else
 COCCICHECK_PATCH_MUST_BE_EMPTY_FILES = $(COCCICHECK_PATCHES_INTREE)
 endif
 coccicheck: $(COCCICHECK_PATCH_MUST_BE_EMPTY_FILES)
-	! grep -q ^ $(COCCICHECK_PATCH_MUST_BE_EMPTY_FILES) /dev/null
+	! grep ^ $(COCCICHECK_PATCH_MUST_BE_EMPTY_FILES) /dev/null
 
 # See contrib/coccinelle/README
 coccicheck-pending: coccicheck-test

diffcore-delta.c

@@ -56,7 +56,7 @@ static struct spanhash_top *spanhash_rehash(struct spanhash_top *orig)
 			     st_mult(sizeof(struct spanhash), sz)));
 	new_spanhash->alloc_log2 = orig->alloc_log2 + 1;
 	new_spanhash->free = INITIAL_FREE(new_spanhash->alloc_log2);
-	memset(new_spanhash->data, 0, sizeof(struct spanhash) * sz);
+	MEMZERO_ARRAY(new_spanhash->data, sz);
 	for (i = 0; i < osz; i++) {
 		struct spanhash *o = &(orig->data[i]);
 		int bucket;
@@ -135,7 +135,7 @@ static struct spanhash_top *hash_chars(struct repository *r,
 			      st_mult(sizeof(struct spanhash), (size_t)1 << i)));
 	hash->alloc_log2 = i;
 	hash->free = INITIAL_FREE(i);
-	memset(hash->data, 0, sizeof(struct spanhash) * ((size_t)1 << i));
+	MEMZERO_ARRAY(hash->data, ((size_t)1 << i));
 
 	n = 0;
 	accum1 = accum2 = 0;

linear-assignment.c

@@ -20,8 +20,8 @@ void compute_assignment(int column_count, int row_count, int *cost,
 	int i, j, phase;
 
 	if (column_count < 2) {
-		memset(column2row, 0, sizeof(int) * column_count);
-		memset(row2column, 0, sizeof(int) * row_count);
+		MEMZERO_ARRAY(column2row, column_count);
+		MEMZERO_ARRAY(row2column, row_count);
 		return;
 	}
 

shallow.c

@@ -709,7 +709,7 @@ void assign_shallow_commits_to_refs(struct shallow_info *info,
 
 	if (used) {
 		int bitmap_size = DIV_ROUND_UP(pi.nr_bits, 32) * sizeof(uint32_t);
-		memset(used, 0, sizeof(*used) * info->shallow->nr);
+		MEMZERO_ARRAY(used, info->shallow->nr);
 		for (i = 0; i < nr_shallow; i++) {
 			const struct commit *c = lookup_commit(the_repository,
 							       &oid[shallow[i]]);
@@ -774,7 +774,7 @@ static void post_assign_shallow(struct shallow_info *info,
 
 	trace_printf_key(&trace_shallow, "shallow: post_assign_shallow\n");
 	if (ref_status)
-		memset(ref_status, 0, sizeof(*ref_status) * info->ref->nr);
+		MEMZERO_ARRAY(ref_status, info->ref->nr);
 
 	/* Remove unreachable shallow commits from "theirs" */
 	for (i = dst = 0; i < info->nr_theirs; i++) {