diff options
Diffstat (limited to 'src/kernel/syscalls.c')
| -rw-r--r-- | src/kernel/syscalls.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/src/kernel/syscalls.c b/src/kernel/syscalls.c index 22bf1f6..a819b64 100644 --- a/src/kernel/syscalls.c +++ b/src/kernel/syscalls.c @@ -49,10 +49,8 @@ handle_t _syscall_open(const char __user *path, int len) { if (process_find_handle(process_current) < 0) return -1; - // copy the path to the kernel, simplify it - path_buf = kmalloc(len); // gets freed in vfs_request_finish - if (!virt_cpy_from(process_current->pages, path_buf, path, len)) - goto fail; + path_buf = virt_cpy2kmalloc(process_current->pages, path, len); + if (!path_buf) goto fail; len = path_simplify(path_buf, path_buf, len); if (len < 0) goto fail; @@ -90,9 +88,9 @@ int _syscall_mount(handle_t handle, const char __user *path, int len) { if (PATH_MAX < len) return -1; // copy the path to the kernel to simplify it - path_buf = kmalloc(len); - if (!virt_cpy_from(process_current->pages, path_buf, path, len)) - goto fail; + path_buf = virt_cpy2kmalloc(process_current->pages, path, len); + if (!path_buf) goto fail; + len = path_simplify(path_buf, path_buf, len); if (len < 0) goto fail; |