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Kernel: Fix SMAP in setkeymap syscall

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It looks like setkeymap was missed when
the SMAP functionality was introduced.

Disable SMAP only in the scope where we
actually read the usermode addresses.
This commit is contained in:
Brian Gianforcaro 2020-01-13 01:26:20 -08:00 • committed by Andreas Kling
commit 9cac205d67
Notes: sideshowbarker 2024-07-19 10:05:37 +09:00
1 changed files with 1 additions and 0 deletions
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1
Kernel/Process.cpp
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@ -3955,6 +3955,7 @@ int Process::sys$setkeymap(const Syscall::SC_setkeymap_params* params)
if (!validate_read(altgr_map, 0x80))
return -EFAULT;
SmapDisabler disabler;
KeyboardDevice::the().set_maps(map, shift_map, alt_map, altgr_map);
return 0;
}