diff options
| author | Dave Airlie <airlied@redhat.com> | 2018-01-18 09:32:15 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2018-01-18 09:32:15 +1000 |
| commit | 4a6cc7a44e98a0460bd094b68c75f0705fdc450a (patch) | |
| tree | b8c86a1e0342b1166ab52c4d79e404eede57abec /arch/x86/kernel/alternative.c | |
| parent | 8563188e37b000979ab66521f4337df9a3453223 (diff) | |
| parent | a8750ddca918032d6349adbf9a4b6555e7db20da (diff) | |
| download | linux-4a6cc7a44e98a0460bd094b68c75f0705fdc450a.tar.bz2 | |
BackMerge tag 'v4.15-rc8' into drm-next
Linux 4.15-rc8
Daniel requested this for so the intel CI won't fall over on drm-next
so often.
Diffstat (limited to 'arch/x86/kernel/alternative.c')
| -rw-r--r-- | arch/x86/kernel/alternative.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index dbaf14d69ebd..4817d743c263 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -344,9 +344,12 @@ done: static void __init_or_module noinline optimize_nops(struct alt_instr *a, u8 *instr) { unsigned long flags; + int i; - if (instr[0] != 0x90) - return; + for (i = 0; i < a->padlen; i++) { + if (instr[i] != 0x90) + return; + } local_irq_save(flags); add_nops(instr + (a->instrlen - a->padlen), a->padlen); |