send-email: discard blank around address in extract_valid_address as well.

diff --git a/builtin-update-index.c b/builtin-update-index.c
index 8f9899178b1755ee0acd4a34ee185a4f54fb4219..509369e9e7b1719e53ba2dd2d976066fb9513353 100644 (file)
--- a/builtin-update-index.c
+++ b/builtin-update-index.c
@@ -134,7 +134,7 @@ static int process_directory(const char *path, int len, struct stat *st)
        /* Exact match: file or existing gitlink */
        if (pos >= 0) {
                struct cache_entry *ce = active_cache[pos];
-               if (S_ISDIRLNK(ntohl(ce->ce_mode))) {
+               if (S_ISGITLINK(ntohl(ce->ce_mode))) {
 
                        /* Do nothing to the index if there is no HEAD! */
                        if (resolve_gitlink_ref(path, "HEAD", sha1) < 0)
@@ -178,7 +178,7 @@ static int process_file(const char *path, int len, struct stat *st)
        int pos = cache_name_pos(path, len);
        struct cache_entry *ce = pos < 0 ? NULL : active_cache[pos];
 
-       if (ce && S_ISDIRLNK(ntohl(ce->ce_mode)))
+       if (ce && S_ISGITLINK(ntohl(ce->ce_mode)))
                return error("%s is already a gitlink, not replacing", path);
 
        return add_one_path(ce, path, len, st);