Merge branch 'jk/tighten-alloc' into maint

* jk/tighten-alloc: (23 commits)
  compat/mingw: brown paper bag fix for 50a6c8e
  ewah: convert to REALLOC_ARRAY, etc
  convert ewah/bitmap code to use xmalloc
  diff_populate_gitlink: use a strbuf
  transport_anonymize_url: use xstrfmt
  git-compat-util: drop mempcpy compat code
  sequencer: simplify memory allocation of get_message
  test-path-utils: fix normalize_path_copy output buffer size
  fetch-pack: simplify add_sought_entry
  fast-import: simplify allocation in start_packfile
  write_untracked_extension: use FLEX_ALLOC helper
  prepare_{git,shell}_cmd: use argv_array
  use st_add and st_mult for allocation size computation
  convert trivial cases to FLEX_ARRAY macros
  use xmallocz to avoid size arithmetic
  convert trivial cases to ALLOC_ARRAY
  convert manual allocations to argv_array
  argv-array: add detach function
  add helpers for allocating flex-array structs
  harden REALLOC_ARRAY and xcalloc against size_t overflow
  ...

1 files changed, 1 insertions, 2 deletions

diff --git a/hashmap.c b/hashmap.c
index f693839cb..b10b64222 100644
--- a/hashmap.c
+++ b/hashmap.c
@@ -256,10 +256,9 @@ const void *memintern(const void *data, size_t len)
 	e = hashmap_get(&map, &key, data);
 	if (!e) {
 		/* not found: create it */
-		e = xmallocz(sizeof(struct pool_entry) + len);
+		FLEX_ALLOC_MEM(e, data, data, len);
 		hashmap_entry_init(e, key.ent.hash);
 		e->len = len;
-		memcpy(e->data, data, len);
 		hashmap_add(&map, e);
 	}
 	return e->data;