X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin-checkout.c;h=c2c05613b67d7cc8bd3500bdbca4fc3533afaeee;hb=cec08717cca468c66eb454c7201fd35f54b48a58;hp=464fd2570735485a35d34c4aa8d50e5a1930228c;hpb=a5b2d4ac24ef18cf8c628e258bef8a20d9bf4b2b;p=git.git

diff --git a/builtin-checkout.c b/builtin-checkout.c
index 464fd2570..c2c05613b 100644
--- a/builtin-checkout.c
+++ b/builtin-checkout.c
@@ -228,7 +228,8 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec,
 	struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
 
 	newfd = hold_locked_index(lock_file, 1);
-	read_cache();
+	if (read_cache() < 0)
+		return error("corrupt index file");
 
 	if (source_tree)
 		read_tree_some(source_tree, pathspec);
@@ -371,7 +372,9 @@ static int merge_working_tree(struct checkout_opts *opts,
 	int ret;
 	struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
 	int newfd = hold_locked_index(lock_file, 1);
-	read_cache();
+
+	if (read_cache() < 0)
+		return error("corrupt index file");
 
 	if (opts->force) {
 		ret = reset_tree(new->commit->tree, opts, 1);
@@ -553,7 +556,7 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new)
 	if (!opts->quiet && !old.path && old.commit && new->commit != old.commit)
 		describe_detached_head("Previous HEAD position was", old.commit);
 
-	if (!old.commit) {
+	if (!old.commit && !opts->force) {
 		if (!opts->quiet) {
 			fprintf(stderr, "warning: You appear to be on a branch yet to be born.\n");
 			fprintf(stderr, "warning: Forcing checkout of %s.\n", new->name);