Merge branch 'jk/submodule-fix-loose' into maint-2.13

* jk/submodule-fix-loose:
  verify_path: disallow symlinks in .gitmodules
  update-index: stat updated files earlier
  verify_dotfile: mention case-insensitivity in comment
  verify_path: drop clever fallthrough
  skip_prefix: add case-insensitive variant
  is_{hfs,ntfs}_dotgitmodules: add tests
  is_ntfs_dotgit: match other .git files
  is_hfs_dotgit: match other .git files
  is_ntfs_dotgit: use a size_t for traversing string
  submodule-config: verify submodule names as paths

1 files changed, 5 insertions, 0 deletions

diff --git a/git-submodule.sh b/git-submodule.sh
index c0d0e9a4c6..92750b9e2f 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -228,6 +228,11 @@ Use -f if you really want to add it." >&2
 		sm_name="$sm_path"
 	fi
 
+	if ! git submodule--helper check-name "$sm_name"
+	then
+		die "$(eval_gettext "'$sm_name' is not a valid submodule name")"
+	fi
+
 	# perhaps the path exists and is already a git repo, else clone it
 	if test -e "$sm_path"
 	then