Merge branch 'master' into js/fmt-patch

* master: (119 commits)
  diff family: add --check option
  Document that "git add" only adds non-ignored files.
  Add a conversion tool to migrate remote information into the config
  fetch, pull: ask config for remote information
  Fix build procedure for builtin-init-db
  read-tree -m -u: do not overwrite or remove untracked working tree files.
  apply --cached: do not check newly added file in the working tree
  Implement a --dry-run option to git-quiltimport
  Implement git-quiltimport
  Revert "builtin-grep: workaround for non GNU grep."
  builtin-grep: workaround for non GNU grep.
  builtin-grep: workaround for non GNU grep.
  git-am: use apply --cached
  apply --cached: apply a patch without using working tree.
  apply --numstat: show new name, not old name.
  Documentation/Makefile: create tarballs for the man pages and html files
  Allow pickaxe and diff-filter options to be used by git log.
  Libify the index refresh logic
  Builtin git-init-db
  Remove unnecessary local in get_ref_sha1.
  ...

1 files changed, 3 insertions, 1 deletions

diff --git a/unpack-file.c b/unpack-file.c
index 23a8562301..ccddf1d4b0 100644
--- a/unpack-file.c
+++ b/unpack-file.c
@@ -27,8 +27,10 @@ int main(int argc, char **argv)
 {
 	unsigned char sha1[20];
 
-	if (argc != 2 || get_sha1(argv[1], sha1))
+	if (argc != 2)
 		usage("git-unpack-file <sha1>");
+	if (get_sha1(argv[1], sha1))
+		die("Not a valid object name %s", argv[1]);
 
 	setup_git_directory();
 	git_config(git_default_config);