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Kernel: When writing to device node, use can_write for checking

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Instead of can_read which is wrong, use can_write.
This commit is contained in:
Liav A 2021-03-14 22:03:53 +02:00 • committed by Andreas Kling
commit a66c9fc593
Notes: sideshowbarker 2024-07-18 21:21:05 +09:00
1 changed files with 1 additions and 1 deletions
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2
Kernel/FileSystem/DevFS.cpp
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@ -387,7 +387,7 @@ ssize_t DevFSDeviceInode::write_bytes(off_t offset, ssize_t count, const UserOrK
{ {
LOCKER(m_lock); LOCKER(m_lock);
VERIFY(!!description); VERIFY(!!description);
if (!m_attached_device->can_read(*description, offset)) if (!m_attached_device->can_write(*description, offset))
return -EIO; return -EIO;
auto nread = const_cast<Device&>(*m_attached_device).write(*description, offset, buffer, count); auto nread = const_cast<Device&>(*m_attached_device).write(*description, offset, buffer, count);
if (nread.is_error()) if (nread.is_error())