Sinipelto
/
banan-os
forked from Bananymous/banan-os
1
0
Fork 0
Code Pull Requests Activity

Kernel: Fix unaligned access in AML 

Found with ubsan
This commit is contained in:
Bananymous 2025-07-01 01:03:56 +03:00
parent a5b4cee298
commit 1b2aa6c2da
1 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
kernel/kernel/ACPI/AML/Node.cpp
View File

@ -75,7 +75,12 @@ namespace Kernel::ACPI::AML
); );
return BAN::Error::from_errno(EINVAL); return BAN::Error::from_errno(EINVAL);
} }
name.parts[i] = aml_data.as<const uint32_t>();
name.parts[i] =
static_cast<uint32_t>(aml_data[0] << 0) |
static_cast<uint32_t>(aml_data[1] << 8) |
static_cast<uint32_t>(aml_data[2] << 16) |
static_cast<uint32_t>(aml_data[3] << 24);
aml_data = aml_data.slice(4); aml_data = aml_data.slice(4);
} }