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| author | Jeff Garzik <jeff@garzik.org> | 2006-03-11 13:35:31 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-03-11 13:35:31 -0500 |
| commit | 749dfc70554f2c9e6624ac843d66571265ed9338 (patch) | |
| tree | bf591255b3f158222f90852d53c4279e6e7e9ced /arch/powerpc/kernel/signal_64.c | |
| parent | 74f5ec29ae93aa42c49f4285c20c457afe937881 (diff) | |
| parent | 0992a5d029181421877a716eaf99145828ff7eae (diff) | |
Merge branch 'upstream-fixes'
Diffstat (limited to 'arch/powerpc/kernel/signal_64.c')
| -rw-r--r-- | arch/powerpc/kernel/signal_64.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index 497a5d3df35..4324f8a8ba2 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -118,14 +118,7 @@ static long setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, err |= __put_user(0, &sc->v_regs); #endif /* CONFIG_ALTIVEC */ err |= __put_user(&sc->gp_regs, &sc->regs); - if (!FULL_REGS(regs)) { - /* Zero out the unsaved GPRs to avoid information - leak, and set TIF_SAVE_NVGPRS to ensure that the - registers do actually get saved later. */ - memset(®s->gpr[14], 0, 18 * sizeof(unsigned long)); - set_thread_flag(TIF_SAVE_NVGPRS); - current_thread_info()->nvgprs_frame = &sc->gp_regs; - } + WARN_ON(!FULL_REGS(regs)); err |= __copy_to_user(&sc->gp_regs, regs, GP_REGS_SIZE); err |= __copy_to_user(&sc->fp_regs, ¤t->thread.fpr, FP_REGS_SIZE); err |= __put_user(signr, &sc->signal); |