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| author | Borislav Petkov (AMD) <[email protected]> | 2025-08-20 09:58:57 +0000 |
|---|---|---|
| committer | Borislav Petkov (AMD) <[email protected]> | 2025-08-27 08:24:10 +0000 |
| commit | fcf8239ad6a5de54fa7ce18e464c6b5951b982cb (patch) | |
| tree | fe648b78f5f88f97b71bf9fb4e6cd2154aa4827f /drivers/cdx/controller/cdx_controller.c | |
| parent | x86/cpu/intel: Fix the constant_tsc model check for Pentium 4 (diff) | |
| download | kernel-fcf8239ad6a5de54fa7ce18e464c6b5951b982cb.tar.gz kernel-fcf8239ad6a5de54fa7ce18e464c6b5951b982cb.zip | |
x86/microcode/AMD: Handle the case of no BIOS microcode
Machines can be shipped without any microcode in the BIOS. Which means,
the microcode patch revision is 0.
Handle that gracefully.
Fixes: 94838d230a6c ("x86/microcode/AMD: Use the family,model,stepping encoded in the patch ID")
Reported-by: Vítek Vávra <[email protected]>
Signed-off-by: Borislav Petkov (AMD) <[email protected]>
Cc: <[email protected]>
Diffstat (limited to 'drivers/cdx/controller/cdx_controller.c')
0 files changed, 0 insertions, 0 deletions