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-rw-r--r--entry.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/entry.c b/entry.c
index d3e86c722..f276cf3b8 100644
--- a/entry.c
+++ b/entry.c
@@ -175,6 +175,19 @@ static int write_entry(struct cache_entry *ce, char *path, const struct checkout
return 0;
}
+/*
+ * This is like 'lstat()', except it refuses to follow symlinks
+ * in the path.
+ */
+int check_path(const char *path, int len, struct stat *st)
+{
+ if (has_symlink_leading_path(path, len)) {
+ errno = ENOENT;
+ return -1;
+ }
+ return lstat(path, st);
+}
+
int checkout_entry(struct cache_entry *ce, const struct checkout *state, char *topath)
{
static char path[PATH_MAX + 1];
@@ -188,7 +201,7 @@ int checkout_entry(struct cache_entry *ce, const struct checkout *state, char *t
strcpy(path + len, ce->name);
len += ce_namelen(ce);
- if (!lstat(path, &st)) {
+ if (!check_path(path, len, &st)) {
unsigned changed = ce_match_stat(ce, &st, CE_MATCH_IGNORE_VALID);
if (!changed)
return 0;