Fix earlier mismerges.

[git.git] / fetch.c

diff --git a/fetch.c b/fetch.c
index b03c201..e040ef9 100644 (file)
--- a/fetch.c
+++ b/fetch.c
@@ -39,27 +39,28 @@ static int process(struct object *obj);
 static int process_tree(struct tree *tree)
 {
        struct tree_desc desc;
+       struct name_entry entry;
 
        if (parse_tree(tree))
                return -1;
 
        desc.buf = tree->buffer;
        desc.size = tree->size;
-       while (desc.size) {
-               unsigned mode;
-               const char *name;
-               const unsigned char *sha1;
-
-               sha1 = tree_entry_extract(&desc, &name, &mode);
-               update_tree_entry(&desc);
-
-               if (S_ISDIR(mode)) {
-                       struct tree *tree = lookup_tree(sha1);
-                       process_tree(tree);
-               } else {
-                       struct blob *blob = lookup_blob(sha1);
-                       process(&blob->object);
+       while (tree_entry(&desc, &entry)) {
+               struct object *obj = NULL;
+
+               if (S_ISDIR(entry.mode)) {
+                       struct tree *tree = lookup_tree(entry.sha1);
+                       if (tree)
+                               obj = &tree->object;
+               }
+               else {
+                       struct blob *blob = lookup_blob(entry.sha1);
+                       if (blob)
+                               obj = &blob->object;
                }
+               if (!obj || process(obj))
+                       return -1;
        }
        free(tree->buffer);
        tree->buffer = NULL;
@@ -215,7 +216,7 @@ static int mark_complete(const char *path, const unsigned char *sha1)
 
 int pull(char *target)
 {
-       struct ref_lock *lock;
+       struct ref_lock *lock = NULL;
        unsigned char sha1[20];
        char *msg;
        int ret;
@@ -235,15 +236,18 @@ int pull(char *target)
 
        if (interpret_target(target, sha1)) {
                error("Could not interpret %s as something to pull", target);
-               unlock_ref(lock);
+               if (lock)
+                       unlock_ref(lock);
                return -1;
        }
        if (process(lookup_unknown_object(sha1))) {
-               unlock_ref(lock);
+               if (lock)
+                       unlock_ref(lock);
                return -1;
        }
        if (loop()) {
-               unlock_ref(lock);
+               if (lock)
+                       unlock_ref(lock);
                return -1;
        }