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| author |   Lv Yunlong <lyl2019@mail.ustc.edu.cn> | 2021-03-10 00:31:27 -0800 |
|---|---|---|
| committer |   Ard Biesheuvel <ardb@kernel.org> | 2021-03-19 07:44:27 +0100 |
| commit | 9ceee7d0841a8f7d7644021ba7d4cc1fbc7966e3 (patch) | |
| tree | 91df4aa2a0987806b89ba4b033591dec45327bbb /include/linux/efi.h | |
| parent | efivars: respect EFI_UNSUPPORTED return from firmware (diff) | |
| download | linux-dev-9ceee7d0841a8f7d7644021ba7d4cc1fbc7966e3.tar.xz linux-dev-9ceee7d0841a8f7d7644021ba7d4cc1fbc7966e3.zip | |
firmware/efi: Fix a use after bug in efi_mem_reserve_persistent
In the for loop in efi_mem_reserve_persistent(), prsv = rsv->next
use the unmapped rsv. Use the unmapped pages will cause segment
fault.
Fixes: 18df7577adae6 ("efi/memreserve: deal with memreserve entries in unmapped memory")
Signed-off-by: Lv Yunlong <lyl2019@mail.ustc.edu.cn>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Diffstat (limited to 'include/linux/efi.h')
0 files changed, 0 insertions, 0 deletions