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Make clone ignore undefined bits of flags #25

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Make clone ignore undefined bits of flags #25

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2 changes: 1 addition & 1 deletion kernel/src/syscall/flags.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -223,7 +223,7 @@ pub const SIG_SETMASK: i32 = 2;

pub fn resolve_clone_flags_and_signal(flag: usize) -> (CloneFlags, SignalNo) {
(
CloneFlags::from_bits(flag as u32 & (!0x3f)).unwrap(),
CloneFlags::from_bits_truncate(flag as u32 & (!0x3f)),
SignalNo::try_from(flag as u8 & 0x3f).unwrap(),
)
}
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