git-p4: ensure submit clientPath exists before chdir

diff --git a/tag.c b/tag.c
index 7d38cc0f4de1c16b5b52725ba7a6a361650a6b41..3aa186df628331e74e8a84d3cc2d313f4518a626 100644 (file)
--- a/tag.c
+++ b/tag.c
@@ -139,6 +139,11 @@ int parse_tag(struct tag *item)
        return ret;
 }
 
+/*
+ * Look at a signed tag object, and return the offset where
+ * the embedded detached signature begins, or the end of the
+ * data when there is no such signature.
+ */
 size_t parse_signature(const char *buf, unsigned long size)
 {
        char *eol;