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authorEric W. Biederman <ebiederm@xmission.com>2018-09-18 01:32:23 +0200
committerEric W. Biederman <ebiederm@xmission.com>2018-09-21 15:26:24 +0200
commitb4fd52f25c614f6904b86f708c20c82951c152ca (patch)
tree4c23f30899c1756bb1bb660d2e1a125e16ab5478 /arch/x86
parent9db812dbb29d6244a9192e220deebdbc0080b38c (diff)
signal/x86: Replace force_sig_info_fault with force_sig_fault
Now that the pkey handling has been removed force_sig_info_fault and force_sig_fault perform identical work. Just the type of the address paramter is different. So replace calls to force_sig_info_fault with calls to force_sig_fault, and remove force_sig_info_fault. Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/mm/fault.c23
1 files changed, 4 insertions, 19 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 75e9dce9241a..706af8cfd536 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -153,21 +153,6 @@ is_prefetch(struct pt_regs *regs, unsigned long error_code, unsigned long addr)
return prefetch;
}
-static void
-force_sig_info_fault(int si_signo, int si_code, unsigned long address,
- struct task_struct *tsk, u32 *pkey)
-{
- siginfo_t info;
-
- clear_siginfo(&info);
- info.si_signo = si_signo;
- info.si_errno = 0;
- info.si_code = si_code;
- info.si_addr = (void __user *)address;
-
- force_sig_info(si_signo, &info, tsk);
-}
-
DEFINE_SPINLOCK(pgd_lock);
LIST_HEAD(pgd_list);
@@ -672,8 +657,8 @@ no_context(struct pt_regs *regs, unsigned long error_code,
tsk->thread.cr2 = address;
/* XXX: hwpoison faults will set the wrong code. */
- force_sig_info_fault(signal, si_code, address,
- tsk, NULL);
+ force_sig_fault(signal, si_code, (void __user *)address,
+ tsk);
}
/*
@@ -835,7 +820,7 @@ __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code,
if (si_code == SEGV_PKUERR)
force_sig_pkuerr((void __user *)address, *pkey);
- force_sig_info_fault(SIGSEGV, si_code, address, tsk, pkey);
+ force_sig_fault(SIGSEGV, si_code, (void __user *)address, tsk);
return;
}
@@ -963,7 +948,7 @@ do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address,
return;
}
#endif
- force_sig_info_fault(SIGBUS, BUS_ADRERR, address, tsk, NULL);
+ force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address, tsk);
}
static noinline void