diff options
| author | Will Deacon <will.deacon@arm.com> | 2012-11-23 15:01:04 +0400 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2012-11-23 22:11:37 +0400 |
| commit | b64e1c6139c5007b7773b0ce416ef9ea035e8724 (patch) | |
| tree | 5b273423506b6bfdb237186210fe5b137e437688 /arch/arm64 | |
| parent | 060a18c7e3d52bdb2ff70dcc09f23dcf1656e6c8 (diff) | |
| download | linux-b64e1c6139c5007b7773b0ce416ef9ea035e8724.tar.xz | |
arm64: signal: return struct rt_sigframe from get_sigframe
We only have one type of frame (rt_sigframe) for arm64, so just return
that type directly and dispense with the framesize argument, which is
presumably a hangover from code copied from arch/arm/.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/kernel/signal.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index 051bb523ba2c..abd756315cb5 100644 --- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -202,11 +202,11 @@ static int setup_sigframe(struct rt_sigframe __user *sf, return err; } -static void __user *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, - int framesize) +static struct rt_sigframe __user *get_sigframe(struct k_sigaction *ka, + struct pt_regs *regs) { unsigned long sp, sp_top; - void __user *frame; + struct rt_sigframe __user *frame; sp = sp_top = regs->sp; @@ -216,8 +216,8 @@ static void __user *get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, if ((ka->sa.sa_flags & SA_ONSTACK) && !sas_ss_flags(sp)) sp = sp_top = current->sas_ss_sp + current->sas_ss_size; - sp = (sp - framesize) & ~15; - frame = (void __user *)sp; + sp = (sp - sizeof(struct rt_sigframe)) & ~15; + frame = (struct rt_sigframe __user *)sp; /* * Check that we can actually write to the signal frame. @@ -253,7 +253,7 @@ static int setup_rt_frame(int usig, struct k_sigaction *ka, siginfo_t *info, stack_t stack; int err = 0; - frame = get_sigframe(ka, regs, sizeof(*frame)); + frame = get_sigframe(ka, regs); if (!frame) return 1; |