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authorRichard Weinberger <richard@nod.at>2014-03-05 13:43:56 +0100
committerRichard Weinberger <richard@sigma-star.at>2014-08-06 13:04:07 +0200
commit615869e40bc0f84bc73d43e83ab88a7d4b66759f (patch)
tree32da23eb2091211fbf26f152745c99baf918d976 /arch/c6x
parente90670a9629a68c1bf5bbb59d0077684f22a5cb9 (diff)
downloadlinux-615869e40bc0f84bc73d43e83ab88a7d4b66759f.tar.gz
c6x: Use sigsp()
Use sigsp() instead of the open coded variant. Signed-off-by: Richard Weinberger <richard@nod.at> Acked-by: Mark Salter <msalter@redhat.com>
Diffstat (limited to 'arch/c6x')
-rw-r--r--arch/c6x/kernel/signal.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/arch/c6x/kernel/signal.c b/arch/c6x/kernel/signal.c
index 8bf9aad67cee..fe68226f6c4d 100644
--- a/arch/c6x/kernel/signal.c
+++ b/arch/c6x/kernel/signal.c
@@ -127,17 +127,11 @@ static int setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
return err;
}
-static inline void __user *get_sigframe(struct k_sigaction *ka,
+static inline void __user *get_sigframe(struct ksignal *ksig,
struct pt_regs *regs,
unsigned long framesize)
{
- unsigned long sp = regs->sp;
-
- /*
- * This is the X/Open sanctioned signal stack switching.
- */
- if ((ka->sa.sa_flags & SA_ONSTACK) && sas_ss_flags(sp) == 0)
- sp = current->sas_ss_sp + current->sas_ss_size;
+ unsigned long sp = sigsp(regs->sp, ksig);
/*
* No matter what happens, 'sp' must be dword
@@ -153,7 +147,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
unsigned long __user *retcode;
int err = 0;
- 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;