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| author | Dave Kleikamp <shaggy@austin.ibm.com> | 2006-03-14 17:05:45 -0600 |
|---|---|---|
| committer | Dave Kleikamp <shaggy@austin.ibm.com> | 2006-03-14 17:05:45 -0600 |
| commit | c5111f504d2a9b0d258d7c4752b4093523315989 (patch) | |
| tree | 6a52864aff79691689aea21cb0cb928327d5de5b /arch/powerpc/kernel/signal_64.c | |
| parent | 69eb66d7da7dba2696281981347698e1693c2340 (diff) | |
| parent | a488edc914aa1d766a4e2c982b5ae03d5657ec1b (diff) | |
| download | talos-op-linux-c5111f504d2a9b0d258d7c4752b4093523315989.tar.gz talos-op-linux-c5111f504d2a9b0d258d7c4752b4093523315989.zip | |
Merge with /home/shaggy/git/linus-clean/
Diffstat (limited to 'arch/powerpc/kernel/signal_64.c')
| -rw-r--r-- | arch/powerpc/kernel/signal_64.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index b3193116e686..4324f8a8ba24 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -60,8 +60,8 @@ struct rt_sigframe { struct ucontext uc; unsigned long _unused[2]; unsigned int tramp[TRAMP_SIZE]; - struct siginfo *pinfo; - void *puc; + struct siginfo __user *pinfo; + void __user *puc; struct siginfo info; /* 64 bit ABI allows for 288 bytes below sp before decrementing it. */ char abigap[288]; @@ -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); |
