diff options
| author | Richard Weinberger <richard@nod.at> | 2014-03-05 17:54:10 +0400 |
|---|---|---|
| committer | Richard Weinberger <richard@sigma-star.at> | 2014-08-06 15:04:07 +0400 |
| commit | 8215ade82d699be33a2fa545bceca29c95fcfa47 (patch) | |
| tree | 860e603c37024172dd05a9d169f2c7fe1851d2c4 | |
| parent | 615869e40bc0f84bc73d43e83ab88a7d4b66759f (diff) | |
| download | linux-8215ade82d699be33a2fa545bceca29c95fcfa47.tar.xz | |
cris: Use sigsp()
Use sigsp() instead of the open coded variant.
Signed-off-by: Richard Weinberger <richard@nod.at>
| -rw-r--r-- | arch/cris/arch-v10/kernel/signal.c | 14 | ||||
| -rw-r--r-- | arch/cris/arch-v32/kernel/signal.c | 16 |
2 files changed, 8 insertions, 22 deletions
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c index 12aac1fb48df..9b32d338838b 100644 --- a/arch/cris/arch-v10/kernel/signal.c +++ b/arch/cris/arch-v10/kernel/signal.c @@ -203,15 +203,9 @@ static int setup_sigcontext(struct sigcontext __user *sc, * - usually on the stack. */ static inline void __user * -get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size) +get_sigframe(struct ksignal *ksig, size_t frame_size) { - unsigned long sp = rdusp(); - - /* This is the X/Open sanctioned signal stack switching. */ - if (ka->sa.sa_flags & SA_ONSTACK) { - if (! on_sig_stack(sp)) - sp = current->sas_ss_sp + current->sas_ss_size; - } + unsigned long sp = sigsp(rdusp(), ksig); /* make sure the frame is dword-aligned */ @@ -235,7 +229,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set, unsigned long return_ip; int err = 0; - frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); + frame = get_sigframe(ksig, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; @@ -287,7 +281,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, unsigned long return_ip; int err = 0; - frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); + frame = get_sigframe(ksig, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c index cc7a39a74aec..78ce3b1c9bcb 100644 --- a/arch/cris/arch-v32/kernel/signal.c +++ b/arch/cris/arch-v32/kernel/signal.c @@ -189,17 +189,9 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, /* Figure out where to put the new signal frame - usually on the stack. */ static inline void __user * -get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size) +get_sigframe(struct ksignal *ksig, size_t frame_size) { - unsigned long sp; - - sp = rdusp(); - - /* This is the X/Open sanctioned signal stack switching. */ - if (ka->sa.sa_flags & SA_ONSTACK) { - if (!on_sig_stack(sp)) - sp = current->sas_ss_sp + current->sas_ss_size; - } + unsigned long sp = sigsp(rdusp(), ksig); /* Make sure the frame is dword-aligned. */ sp &= ~3; @@ -222,7 +214,7 @@ setup_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) struct signal_frame __user *frame; err = 0; - frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); + frame = get_sigframe(ksig, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; @@ -290,7 +282,7 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs) struct rt_signal_frame __user *frame; err = 0; - frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); + frame = get_sigframe(ksig, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; |