X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/d57ee3ae693448387e3022fdd07bd741b2db818a..a36758a5018f6a3792c164cd2a313d4f61b7111e:/lunaix-os/kernel/fs/path_walk.c

diff --git a/lunaix-os/kernel/fs/path_walk.c b/lunaix-os/kernel/fs/path_walk.c
index 0ffbabb..a0331e7 100644
--- a/lunaix-os/kernel/fs/path_walk.c
+++ b/lunaix-os/kernel/fs/path_walk.c
@@ -21,7 +21,7 @@ __vfs_walk(struct v_dnode* start,
     int i = 0, j = 0;
 
     if (depth >= VFS_SYMLINK_DEPTH) {
-        return ENAMETOOLONG;
+        return ELOOP;
     }
 
     if (path[0] == VFS_PATH_DELIM || !start) {
@@ -33,9 +33,14 @@ __vfs_walk(struct v_dnode* start,
                 panick("vfs: no root");
             }
         }
-        i++;
+
+        if (path[0] == VFS_PATH_DELIM) {
+            i++;
+        }
     }
 
+    assert(start);
+
     struct v_dnode* dnode;
     struct v_inode* current_inode;
     struct v_dnode* current_level = start;
@@ -43,7 +48,7 @@ __vfs_walk(struct v_dnode* start,
     struct hstr name = HSTR(fname_buffer, 0);
 
     char current = path[i++], lookahead;
-    while (current && current_level) {
+    while (current) {
         lookahead = path[i++];
         if (current != VFS_PATH_DELIM) {
             if (j >= VFS_NAME_MAXLEN - 1) {
@@ -69,9 +74,7 @@ __vfs_walk(struct v_dnode* start,
 
         if (!lookahead && (walk_options & VFS_WALK_PARENT)) {
             if (component) {
-                component->hash = name.hash;
-                component->len = j;
-                strcpy(component->value, fname_buffer);
+                hstrcpy(component, &name);
             }
             break;
         }
@@ -103,7 +106,7 @@ __vfs_walk(struct v_dnode* start,
             }
 
             // reposition the resolved subtree pointed by symlink
-            vfs_dcache_rehash(current_level->parent, dnode);
+            // vfs_dcache_rehash(current_level->parent, dnode);
             current_level = dnode;
             current_inode = dnode->inode;
         }