[PATCH 3/6] fast-import: release unfreed strbufs

[Thalia Archibald <thalia@archibald.dev>]

These strbufs are owned. Release them at the end of their scopes.

Signed-off-by: Thalia Archibald <thalia@archibald.dev>
---
 builtin/fast-import.c | 29 ++++++++++++++++++-----------
 1 file changed, 18 insertions(+), 11 deletions(-)

diff --git a/builtin/fast-import.c b/builtin/fast-import.c
index 1b3d6784c1..d6f998f363 100644
--- a/builtin/fast-import.c
+++ b/builtin/fast-import.c
@@ -2364,6 +2364,7 @@ static void file_change_m(const char *p, struct branch *b)
 	/* Git does not track empty, non-toplevel directories. */
 	if (S_ISDIR(mode) && is_empty_tree_oid(&oid) && *path.buf) {
 		tree_content_remove(&b->branch_tree, path.buf, NULL, 0);
+		strbuf_release(&path);
 		return;
 	}
 
@@ -2409,11 +2410,11 @@ static void file_change_m(const char *p, struct branch *b)
 				command_buf.buf);
 	}
 
-	if (!*path.buf) {
+	if (*path.buf)
+		tree_content_set(&b->branch_tree, path.buf, &oid, mode, NULL);
+	else
 		tree_content_replace(&b->branch_tree, &oid, mode, NULL);
-		return;
-	}
-	tree_content_set(&b->branch_tree, path.buf, &oid, mode, NULL);
+	strbuf_release(&path);
 }
 
 static void file_change_d(const char *p, struct branch *b)
@@ -2422,6 +2423,7 @@ static void file_change_d(const char *p, struct branch *b)
 
 	parse_path_eol(&path, p, "path");
 	tree_content_remove(&b->branch_tree, path.buf, NULL, 1);
+	strbuf_release(&path);
 }
 
 static void file_change_cr(const char *p, struct branch *b, int rename)
@@ -2440,17 +2442,18 @@ static void file_change_cr(const char *p, struct branch *b, int rename)
 		tree_content_get(&b->branch_tree, source.buf, &leaf, 1);
 	if (!leaf.versions[1].mode)
 		die("Path %s not in branch", source.buf);
-	if (!*dest.buf) {	/* C "path/to/subdir" "" */
+	if (*dest.buf)
+		tree_content_set(&b->branch_tree, dest.buf,
+			&leaf.versions[1].oid,
+			leaf.versions[1].mode,
+			leaf.tree);
+	else	/* C "path/to/subdir" "" */
 		tree_content_replace(&b->branch_tree,
 			&leaf.versions[1].oid,
 			leaf.versions[1].mode,
 			leaf.tree);
-		return;
-	}
-	tree_content_set(&b->branch_tree, dest.buf,
-		&leaf.versions[1].oid,
-		leaf.versions[1].mode,
-		leaf.tree);
+	strbuf_release(&source);
+	strbuf_release(&dest);
 }
 
 static void note_change_n(const char *p, struct branch *b, unsigned char *old_fanout)
@@ -2804,6 +2807,7 @@ static void parse_new_commit(const char *arg)
 	free(author);
 	free(committer);
 	free(encoding);
+	strbuf_release(&msg);
 
 	if (!store_object(OBJ_COMMIT, &new_data, NULL, &b->oid, next_mark))
 		b->pack_id = pack_id;
@@ -2886,6 +2890,7 @@ static void parse_new_tag(const char *arg)
 	strbuf_addch(&new_data, '\n');
 	strbuf_addbuf(&new_data, &msg);
 	free(tagger);
+	strbuf_release(&msg);
 
 	if (store_object(OBJ_TAG, &new_data, NULL, &t->oid, next_mark))
 		t->pack_id = MAX_PACK_ID;
@@ -3171,6 +3176,7 @@ static void print_ls(int mode, const unsigned char *hash, const char *path)
 		strbuf_addch(&line, '\n');
 	}
 	cat_blob_write(line.buf, line.len);
+	strbuf_release(&line);
 }
 
 static void parse_ls(const char *p, struct branch *b)
@@ -3206,6 +3212,7 @@ static void parse_ls(const char *p, struct branch *b)
 		release_tree_content_recursive(leaf.tree);
 	if (!b || root != &b->branch_tree)
 		release_tree_entry(root);
+	strbuf_release(&path);
 }
 
 static void checkpoint(void)
-- 
2.44.0