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signal: Remove task parameter from force_sig

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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>
This commit is contained in:
Eric W. Biederman
2019-05-23 10:17:27 -05:00
parent cb44c9a0ab
commit 3cf5d076fb
76 changed files with 160 additions and 166 deletions
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16
arch/m68k/kernel/traps.c
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@@ -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);
}
}