[REVIEW][PATCH 2/9] signal/powerpc: Remove pkey parameter from __bad_area

From: Eric W. Biederman
Date: Tue Sep 18 2018 - 13:59:28 EST


There are no callers of __bad_area that pass in a pkey parameter so it makes
no sense to take one.

Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
---
arch/powerpc/mm/fault.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 22d7f8748cd7..e5725fa96a48 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -124,8 +124,7 @@ static noinline int bad_area_nosemaphore(struct pt_regs *regs, unsigned long add
return __bad_area_nosemaphore(regs, address, SEGV_MAPERR, 0);
}

-static int __bad_area(struct pt_regs *regs, unsigned long address, int si_code,
- int pkey)
+static int __bad_area(struct pt_regs *regs, unsigned long address, int si_code)
{
struct mm_struct *mm = current->mm;

@@ -135,12 +134,12 @@ static int __bad_area(struct pt_regs *regs, unsigned long address, int si_code,
*/
up_read(&mm->mmap_sem);

- return __bad_area_nosemaphore(regs, address, si_code, pkey);
+ return __bad_area_nosemaphore(regs, address, si_code, 0);
}

static noinline int bad_area(struct pt_regs *regs, unsigned long address)
{
- return __bad_area(regs, address, SEGV_MAPERR, 0);
+ return __bad_area(regs, address, SEGV_MAPERR);
}

static int bad_key_fault_exception(struct pt_regs *regs, unsigned long address,
@@ -151,7 +150,7 @@ static int bad_key_fault_exception(struct pt_regs *regs, unsigned long address,

static noinline int bad_access(struct pt_regs *regs, unsigned long address)
{
- return __bad_area(regs, address, SEGV_ACCERR, 0);
+ return __bad_area(regs, address, SEGV_ACCERR);
}

static int do_sigbus(struct pt_regs *regs, unsigned long address,
--
2.17.1