diff options
author | Eric W. Biederman <ebiederm@xmission.com> | 2019-05-23 10:17:27 -0500 |
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committer | Eric W. Biederman <ebiederm@xmission.com> | 2019-05-27 09:36:28 -0500 |
commit | 3cf5d076fb4d48979f382bc9452765bf8b79e740 (patch) | |
tree | 935f7af65a7a7f1ba514f1da5b207e2dc298eaca /arch/m68k | |
parent | cb44c9a0ab21a9ae4dfcabac1ed8e38aa872d1af (diff) | |
download | lwn-3cf5d076fb4d48979f382bc9452765bf8b79e740.tar.gz lwn-3cf5d076fb4d48979f382bc9452765bf8b79e740.zip |
signal: Remove task parameter from force_sig
All of the remaining callers pass current into force_sig so
remove the task parameter to make this obvious and to make
misuse more difficult in the future.
This also makes it clear force_sig passes current into force_sig_info.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'arch/m68k')
-rw-r--r-- | arch/m68k/kernel/signal.c | 4 | ||||
-rw-r--r-- | arch/m68k/kernel/traps.c | 16 |
2 files changed, 10 insertions, 10 deletions
diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c index 87e7f3639839..05610e6924c1 100644 --- a/arch/m68k/kernel/signal.c +++ b/arch/m68k/kernel/signal.c @@ -803,7 +803,7 @@ asmlinkage int do_sigreturn(struct pt_regs *regs, struct switch_stack *sw) return regs->d0; badframe: - force_sig(SIGSEGV, current); + force_sig(SIGSEGV); return 0; } @@ -825,7 +825,7 @@ asmlinkage int do_rt_sigreturn(struct pt_regs *regs, struct switch_stack *sw) return regs->d0; badframe: - force_sig(SIGSEGV, current); + force_sig(SIGSEGV); return 0; } diff --git a/arch/m68k/kernel/traps.c b/arch/m68k/kernel/traps.c index b2fd000b9285..2b6e143abd73 100644 --- a/arch/m68k/kernel/traps.c +++ b/arch/m68k/kernel/traps.c @@ -431,7 +431,7 @@ static inline void bus_error030 (struct frame *fp) pr_err("BAD KERNEL BUSERR\n"); die_if_kernel("Oops", &fp->ptregs,0); - force_sig(SIGKILL, current); + force_sig(SIGKILL); return; } } else { @@ -463,7 +463,7 @@ static inline void bus_error030 (struct frame *fp) !(ssw & RW) ? "write" : "read", addr, fp->ptregs.pc); die_if_kernel ("Oops", &fp->ptregs, buserr_type); - force_sig (SIGBUS, current); + force_sig (SIGBUS); return; } @@ -493,7 +493,7 @@ static inline void bus_error030 (struct frame *fp) do_page_fault (&fp->ptregs, addr, 0); } else { pr_debug("protection fault on insn access (segv).\n"); - force_sig (SIGSEGV, current); + force_sig (SIGSEGV); } } #else @@ -571,7 +571,7 @@ static inline void bus_error030 (struct frame *fp) !(ssw & RW) ? "write" : "read", addr, fp->ptregs.pc); die_if_kernel("Oops",&fp->ptregs,mmusr); - force_sig(SIGSEGV, current); + force_sig(SIGSEGV); return; } else { #if 0 @@ -598,7 +598,7 @@ static inline void bus_error030 (struct frame *fp) #endif pr_debug("Unknown SIGSEGV - 1\n"); die_if_kernel("Oops",&fp->ptregs,mmusr); - force_sig(SIGSEGV, current); + force_sig(SIGSEGV); return; } @@ -621,7 +621,7 @@ static inline void bus_error030 (struct frame *fp) buserr: pr_err("BAD KERNEL BUSERR\n"); die_if_kernel("Oops",&fp->ptregs,0); - force_sig(SIGKILL, current); + force_sig(SIGKILL); return; } @@ -660,7 +660,7 @@ static inline void bus_error030 (struct frame *fp) addr, fp->ptregs.pc); pr_debug("Unknown SIGSEGV - 2\n"); die_if_kernel("Oops",&fp->ptregs,mmusr); - force_sig(SIGSEGV, current); + force_sig(SIGSEGV); return; } @@ -804,7 +804,7 @@ asmlinkage void buserr_c(struct frame *fp) default: die_if_kernel("bad frame format",&fp->ptregs,0); pr_debug("Unknown SIGSEGV - 4\n"); - force_sig(SIGSEGV, current); + force_sig(SIGSEGV); } } |