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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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20
arch/mips/kernel/unaligned.c
View file

@ -1365,20 +1365,20 @@ fault:
return;
die_if_kernel("Unhandled kernel unaligned access", regs);
force_sig(SIGSEGV, current);
force_sig(SIGSEGV);
return;
sigbus:
die_if_kernel("Unhandled kernel unaligned access", regs);
force_sig(SIGBUS, current);
force_sig(SIGBUS);
return;
sigill:
die_if_kernel
("Unhandled kernel unaligned access or invalid instruction", regs);
force_sig(SIGILL, current);
force_sig(SIGILL);
}
/* Recode table from 16-bit register notation to 32-bit GPR. */
@ -1991,20 +1991,20 @@ fault:
return;
die_if_kernel("Unhandled kernel unaligned access", regs);
force_sig(SIGSEGV, current);
force_sig(SIGSEGV);
return;
sigbus:
die_if_kernel("Unhandled kernel unaligned access", regs);
force_sig(SIGBUS, current);
force_sig(SIGBUS);
return;
sigill:
die_if_kernel
("Unhandled kernel unaligned access or invalid instruction", regs);
force_sig(SIGILL, current);
force_sig(SIGILL);
}
static void emulate_load_store_MIPS16e(struct pt_regs *regs, void __user * addr)
@ -2271,20 +2271,20 @@ fault:
return;
die_if_kernel("Unhandled kernel unaligned access", regs);
force_sig(SIGSEGV, current);
force_sig(SIGSEGV);
return;
sigbus:
die_if_kernel("Unhandled kernel unaligned access", regs);
force_sig(SIGBUS, current);
force_sig(SIGBUS);
return;
sigill:
die_if_kernel
("Unhandled kernel unaligned access or invalid instruction", regs);
force_sig(SIGILL, current);
force_sig(SIGILL);
}
asmlinkage void do_ade(struct pt_regs *regs)
@ -2364,7 +2364,7 @@ asmlinkage void do_ade(struct pt_regs *regs)
sigbus:
die_if_kernel("Kernel unaligned instruction access", regs);
force_sig(SIGBUS, current);
force_sig(SIGBUS);
/*
* XXX On return from the signal handler we should advance the epc