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Kernel: Misc tweaks

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This commit is contained in:
Sergey Bugaev 2020-05-28 18:46:16 +03:00 • committed by Andreas Kling
parent ec4902d1dd
commit d395b93b15
3 changed files with 8 additions and 5 deletions
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6
Kernel/Process.cpp
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@ -4088,7 +4088,7 @@ int Process::sys$mount(const Syscall::SC_mount_params* user_params)
auto target = validate_and_copy_string_from_user(params.target);
auto fs_type = validate_and_copy_string_from_user(params.fs_type);
if (target.is_null() || fs_type.is_null())
if (target.is_null())
return -EFAULT;
auto description = file_description(source_fd);
@ -4103,8 +4103,6 @@ int Process::sys$mount(const Syscall::SC_mount_params* user_params)
auto& target_custody = custody_or_error.value();
RefPtr<FS> fs;
if (params.flags & MS_BIND) {
// We're doing a bind mount.
if (description.is_null())
@ -4116,6 +4114,8 @@ int Process::sys$mount(const Syscall::SC_mount_params* user_params)
return VFS::the().bind_mount(*description->custody(), target_custody, params.flags);
}
RefPtr<FS> fs;
if (fs_type == "ext2" || fs_type == "Ext2FS") {
if (description.is_null())
return -EBADF;