diff options
| author | Peter Collingbourne <pcc@google.com> | 2021-04-01 09:51:10 -0700 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2021-04-01 18:16:14 +0100 |
| commit | 185f2e5f51c2029efd9dd26cceb968a44fe053c6 (patch) | |
| tree | 5e63148fa791e725ad9f47b29ca6d8f213cb5b12 /tools/lib/bpf/netlink.c | |
| parent | 20109a859a9b514eb10c22b8a14b5704ffe93897 (diff) | |
arm64: fix inline asm in load_unaligned_zeropad()
The inline asm's addr operand is marked as input-only, however in
the case where an exception is taken it may be modified by the BIC
instruction on the exception path. Fix the problem by using a temporary
register as the destination register for the BIC instruction.
Signed-off-by: Peter Collingbourne <pcc@google.com>
Cc: stable@vger.kernel.org
Link: https://linux-review.googlesource.com/id/I84538c8a2307d567b4f45bb20b715451005f9617
Link: https://lore.kernel.org/r/20210401165110.3952103-1-pcc@google.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'tools/lib/bpf/netlink.c')
0 files changed, 0 insertions, 0 deletions