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Kernel: Fix undefined behavior due to shifting out of bounds

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Liav A 2021-03-18 17:51:27 +02:00 committed by Andreas Kling
parent b7d726e226
commit 314f04b896
Notes: sideshowbarker 2024-07-18 21:12:06 +09:00 
Author: https://github.com/supercomputer7
Commit: https://github.com/SerenityOS/serenity/commit/314f04b896a
Pull-request: https://github.com/SerenityOS/serenity/pull/5865
Reviewed-by: https://github.com/bgianfo
Reviewed-by: https://github.com/tomuta
1 changed files with 1 additions and 1 deletions
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Kernel/Storage/AHCI.h
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@ -485,7 +485,7 @@ public:
}
bool is_set(PortInterruptFlag flag) { return m_bitfield & (u32)flag; }
void set_at(PortInterruptFlag flag) { m_bitfield = m_bitfield | (1 << (u32)flag); }
void set_at(PortInterruptFlag flag) { m_bitfield = m_bitfield | static_cast<u32>(flag); }
void clear() { m_bitfield = 0; }
bool is_cleared() const { return m_bitfield == 0; }
void set_all() { m_bitfield = 0xffffffff; }