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Kernel: Assert that device major/minor hasn't already been registered

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It would be a bug to have multiple devices with the same major/minor
so let's have an assertion for that.
This commit is contained in:
Andreas Kling 2019-12-09 15:51:10 +01:00
parent 8621304447
commit 2e38df7bd1
1 changed files with 3 additions and 1 deletions
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4
Kernel/Devices/Device.cpp
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@ -29,7 +29,9 @@ Device::Device(unsigned major, unsigned minor)
: m_major(major) : m_major(major)
, m_minor(minor) , m_minor(minor)
{ {
all_devices().set(encoded_device(m_major, m_minor), this); u32 device_id = encoded_device(major, minor);
ASSERT(!all_devices().contains(device_id));
all_devices().set(device_id, this);
} }
Device::~Device() Device::~Device()