Sync with 2.14.6

* maint-2.14: (28 commits)
  Git 2.14.6
  mingw: handle `subst`-ed "DOS drives"
  mingw: refuse to access paths with trailing spaces or periods
  mingw: refuse to access paths with illegal characters
  unpack-trees: let merged_entry() pass through do_add_entry()'s errors
  quote-stress-test: offer to test quoting arguments for MSYS2 sh
  t6130/t9350: prepare for stringent Win32 path validation
  quote-stress-test: allow skipping some trials
  quote-stress-test: accept arguments to test via the command-line
  tests: add a helper to stress test argument quoting
  mingw: fix quoting of arguments
  Disallow dubiously-nested submodule git directories
  protect_ntfs: turn on NTFS protection by default
  path: also guard `.gitmodules` against NTFS Alternate Data Streams
  is_ntfs_dotgit(): speed it up
  mingw: disallow backslash characters in tree objects' file names
  path: safeguard `.git` against NTFS Alternate Streams Accesses
  clone --recurse-submodules: prevent name squatting on Windows
  is_ntfs_dotgit(): only verify the leading segment
  test-path-utils: offer to run a protectNTFS/protectHFS benchmark
  ...

1 files changed, 10 insertions, 1 deletions

diff --git a/fsck.c b/fsck.c
index 032699e..0b2b93a 100644
--- a/fsck.c
+++ b/fsck.c
@@ -551,7 +551,7 @@ static int fsck_tree(struct tree *item, struct fsck_options *options)
 
 	while (desc.size) {
 		unsigned mode;
-		const char *name;
+		const char *name, *backslash;
 		const struct object_id *oid;
 
 		oid = tree_entry_extract(&desc, &name, &mode);
@@ -565,6 +565,15 @@ static int fsck_tree(struct tree *item, struct fsck_options *options)
 			       is_hfs_dotgit(name) ||
 			       is_ntfs_dotgit(name));
 		has_zero_pad |= *(char *)desc.buffer == '0';
+
+		if ((backslash = strchr(name, '\\'))) {
+			while (backslash) {
+				backslash++;
+				has_dotgit |= is_ntfs_dotgit(backslash);
+				backslash = strchr(backslash, '\\');
+			}
+		}
+
 		if (update_tree_entry_gently(&desc)) {
 			retval += report(options, &item->object, FSCK_MSG_BAD_TREE, "cannot be parsed as a tree");
 			break;