4 files changed, 12 insertions(+), 3 deletions(-)

M module-bsp/board/rt1051/bsp/usb
M module-vfs/drivers/src/purefs/fs/filesystem_littlefs.cpp
M module-vfs/drivers/src/purefs/fs/filesystem_vfat.cpp
M module-vfs/include/user/purefs/fs/filesystem.hpp

@@ 1,1 1,1 @@
-Subproject commit 43e882e21180a7fceb724a43aa0f72850bbb4a22
+Subproject commit 24a4bfec9c9c62246a7ef521ea752e683c7bd2d7

@@ 282,14 282,17 @@ namespace purefs::fs::drivers
         }
         auto lerr = lfs_fs_size(vmnt->lfs_mount());
         if (lerr >= 0) {
+            const auto cfg = vmnt->lfs_config();
             std::memset(&stat, 0, sizeof stat);
+            stat.f_blocks  = cfg->block_count;
             stat.f_bfree   = stat.f_blocks - lerr;
+            stat.f_bavail  = stat.f_bfree;
             lerr           = 0;
-            const auto cfg = vmnt->lfs_config();
             stat.f_bsize   = cfg->prog_size;
             stat.f_frsize  = cfg->block_size;
             stat.f_blocks  = cfg->block_count;
             stat.f_namemax = PATH_MAX;
+            stat.f_flag    = vmnt->flags();
         }
         return lfs_to_errno(lerr);
     }

@@ 236,7 236,7 @@ namespace purefs::fs::drivers
         stat.f_blocks  = (fatfs->n_fatent - 2);
         stat.f_bfree   = xfree;
         stat.f_bavail  = xfree;
-        stat.f_flag    = 0; // TODO: Flags later
+        stat.f_flag    = vmnt->flags();
         stat.f_files   = 0;
         stat.f_ffree   = 0;
         stat.f_favail  = 0;

@@ 197,6 197,9 @@ namespace purefs::fs
         inline auto invoke_fops(iaccess acc, T Base::*method, std::string_view path, Args &&... args) const
             -> decltype((static_cast<Base *>(nullptr)->*method)(nullptr, {}, std::forward<Args>(args)...))
         {
+            if (path.empty()) {
+                return -ENOENT;
+            }
             const auto abspath     = absolute_path(path);
             auto [mountp, pathpos] = find_mount_point(abspath);
             if (!mountp) {


@@ 219,6 222,9 @@ namespace purefs::fs
                                         Args &&... args) const
             -> decltype((static_cast<Base *>(nullptr)->*method)(nullptr, {}, {}, std::forward<Args>(args)...))
         {
+            if (path.empty() || path2.empty()) {
+                return -ENOENT;
+            }
             const auto abspath     = absolute_path(path);
             const auto abspath2    = absolute_path(path2);
             auto [mountp, pathpos] = find_mount_point(abspath);