diff options
| author | Richard Weinberger <richard@nod.at> | 2014-03-05 15:36:49 +0100 |
|---|---|---|
| committer | Richard Weinberger <richard@sigma-star.at> | 2014-08-06 13:04:31 +0200 |
| commit | a8040ff82ee623bfd070b920fb4b5d133f9d9953 (patch) | |
| tree | 6a9fd916491eb903b84bfade366602fa081263f4 /arch/mn10300/kernel | |
| parent | mips: Use sigsp() (diff) | |
| download | linux-a8040ff82ee623bfd070b920fb4b5d133f9d9953.tar.xz linux-a8040ff82ee623bfd070b920fb4b5d133f9d9953.zip | |
mn10300: Use sigsp()
Use sigsp() instead of the open coded variant.
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/mn10300/kernel')
| -rw-r--r-- | arch/mn10300/kernel/signal.c | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c index 0c97202764ce..a6c0858592c3 100644 --- a/arch/mn10300/kernel/signal.c +++ b/arch/mn10300/kernel/signal.c @@ -186,20 +186,11 @@ static int setup_sigcontext(struct sigcontext __user *sc, /* * determine which stack to use.. */ -static inline void __user *get_sigframe(struct k_sigaction *ka, +static inline void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, size_t frame_size) { - unsigned long sp; - - /* default to using normal stack */ - sp = regs->sp; - - /* this is the X/Open sanctioned signal stack switching. */ - if (ka->sa.sa_flags & SA_ONSTACK) { - if (sas_ss_flags(sp) == 0) - sp = current->sas_ss_sp + current->sas_ss_size; - } + unsigned long sp = sigsp(regs->sp, ksig); return (void __user *) ((sp - frame_size) & ~7UL); } @@ -213,7 +204,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set, struct sigframe __user *frame; int rsig, sig = ksig->sig; - frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); + frame = get_sigframe(ksig, regs, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; @@ -281,7 +272,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct rt_sigframe __user *frame; int rsig, sig = ksig->sig; - frame = get_sigframe(&ksig->ka, regs, sizeof(*frame)); + frame = get_sigframe(ksig, regs, sizeof(*frame)); if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return -EFAULT; |