diff options
| author | Riku Voipio <riku.voipio@linaro.org> | 2014-04-23 14:02:36 +0300 |
|---|---|---|
| committer | Riku Voipio <riku.voipio@linaro.org> | 2014-06-17 08:52:08 +0300 |
| commit | be3ef5c7faa780b205151cc8f818beba64809718 (patch) | |
| tree | ed6ee51bc249213e863934c0df176fc80cd503bc | |
| parent | c650c008e326f3a1e84083bc269265456057a212 (diff) | |
signal/sparc64_set_context: remove __get_user checks
Remove checks of __get_user and the err variable
used to control flow with it.
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | linux-user/signal.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c index a486bbe765..87e457529d 100644 --- a/linux-user/signal.c +++ b/linux-user/signal.c @@ -2527,7 +2527,6 @@ void sparc64_set_context(CPUSPARCState *env) target_mc_gregset_t *grp; abi_ulong pc, npc, tstate; abi_ulong fp, i7, w_addr; - int err = 0; unsigned int i; ucp_addr = env->regwptr[UREG_I0]; @@ -2536,15 +2535,14 @@ void sparc64_set_context(CPUSPARCState *env) grp = &ucp->tuc_mcontext.mc_gregs; __get_user(pc, &((*grp)[MC_PC])); __get_user(npc, &((*grp)[MC_NPC])); - if (err || ((pc | npc) & 3)) + if ((pc | npc) & 3) goto do_sigsegv; if (env->regwptr[UREG_I1]) { target_sigset_t target_set; sigset_t set; if (TARGET_NSIG_WORDS == 1) { - if (__get_user(target_set.sig[0], &ucp->tuc_sigmask.sig[0])) - goto do_sigsegv; + __get_user(target_set.sig[0], &ucp->tuc_sigmask.sig[0]); } else { abi_ulong *src, *dst; src = ucp->tuc_sigmask.sig; @@ -2552,8 +2550,6 @@ void sparc64_set_context(CPUSPARCState *env) for (i = 0; i < TARGET_NSIG_WORDS; i++, dst++, src++) { __get_user(*dst, src); } - if (err) - goto do_sigsegv; } target_to_host_sigset_internal(&set, &target_set); do_sigprocmask(SIG_SETMASK, &set, NULL); @@ -2596,7 +2592,7 @@ void sparc64_set_context(CPUSPARCState *env) * is only restored if fenab is non-zero in: * __get_user(fenab, &(ucp->tuc_mcontext.mc_fpregs.mcfpu_enab)); */ - err |= __get_user(env->fprs, &(ucp->tuc_mcontext.mc_fpregs.mcfpu_fprs)); + __get_user(env->fprs, &(ucp->tuc_mcontext.mc_fpregs.mcfpu_fprs)); { uint32_t *src = ucp->tuc_mcontext.mc_fpregs.mcfpu_fregs.sregs; for (i = 0; i < 64; i++, src++) { @@ -2611,8 +2607,6 @@ void sparc64_set_context(CPUSPARCState *env) &(ucp->tuc_mcontext.mc_fpregs.mcfpu_fsr)); __get_user(env->gsr, &(ucp->tuc_mcontext.mc_fpregs.mcfpu_gsr)); - if (err) - goto do_sigsegv; unlock_user_struct(ucp, ucp_addr, 0); return; do_sigsegv: |