[PATCH 12/15] binfmt_flat: remove the persistent argument from flat_get_addr_from_rp

From: Christoph Hellwig
Date: Mon Jun 10 2019 - 17:25:32 EST


The argument is never used.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
arch/c6x/include/asm/flat.h | 2 +-
arch/h8300/include/asm/flat.h | 2 +-
arch/microblaze/include/asm/flat.h | 2 +-
arch/sh/include/asm/flat.h | 2 +-
arch/xtensa/include/asm/flat.h | 2 +-
fs/binfmt_flat.c | 4 +---
include/asm-generic/flat.h | 2 +-
7 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/arch/c6x/include/asm/flat.h b/arch/c6x/include/asm/flat.h
index 2d57a9204d21..9e6544b51386 100644
--- a/arch/c6x/include/asm/flat.h
+++ b/arch/c6x/include/asm/flat.h
@@ -5,7 +5,7 @@
#include <asm/unaligned.h>

static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
- u32 *addr, u32 *persistent)
+ u32 *addr)
{
*addr = get_unaligned((__force u32 *)rp);
return 0;
diff --git a/arch/h8300/include/asm/flat.h b/arch/h8300/include/asm/flat.h
index 4683146f0e9e..78070f924177 100644
--- a/arch/h8300/include/asm/flat.h
+++ b/arch/h8300/include/asm/flat.h
@@ -17,7 +17,7 @@

#define flat_get_relocate_addr(rel) (rel & ~0x00000001)
static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
- u32 *addr, u32 *persistent)
+ u32 *addr)
{
u32 val = get_unaligned((__force u32 *)rp);
if (!(flags & FLAT_FLAG_GOTPIC))
diff --git a/arch/microblaze/include/asm/flat.h b/arch/microblaze/include/asm/flat.h
index 9e3d8e01d294..1ab86770eaee 100644
--- a/arch/microblaze/include/asm/flat.h
+++ b/arch/microblaze/include/asm/flat.h
@@ -28,7 +28,7 @@
*/

static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
- u32 *addr, u32 *persistent)
+ u32 *addr)
{
u32 *p = (__force u32 *)rp;

diff --git a/arch/sh/include/asm/flat.h b/arch/sh/include/asm/flat.h
index 1002343dd84a..fee4f25555cb 100644
--- a/arch/sh/include/asm/flat.h
+++ b/arch/sh/include/asm/flat.h
@@ -12,7 +12,7 @@
#include <asm/unaligned.h>

static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
- u32 *addr, u32 *persistent)
+ u32 *addr)
{
*addr = get_unaligned((__force u32 *)rp);
return 0;
diff --git a/arch/xtensa/include/asm/flat.h b/arch/xtensa/include/asm/flat.h
index 3d357371b28b..ed5870c779f9 100644
--- a/arch/xtensa/include/asm/flat.h
+++ b/arch/xtensa/include/asm/flat.h
@@ -5,7 +5,7 @@
#include <asm/unaligned.h>

static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
- u32 *addr, u32 *persistent)
+ u32 *addr)
{
*addr = get_unaligned((__force u32 *)rp);
return 0;
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index ed7d969593d2..114ea225c5a5 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -794,7 +794,6 @@ static int load_flat_file(struct linux_binprm *bprm,
* __start to address 4 so that is okay).
*/
if (rev > OLD_FLAT_VERSION) {
- u32 __maybe_unused persistent = 0;
for (i = 0; i < relocs; i++) {
u32 addr, relval;
__be32 tmp;
@@ -815,8 +814,7 @@ static int load_flat_file(struct linux_binprm *bprm,
}

/* Get the pointer's value. */
- ret = flat_get_addr_from_rp(rp, relval, flags,
- &addr, &persistent);
+ ret = flat_get_addr_from_rp(rp, relval, flags, &addr);
if (unlikely(ret))
goto err;

diff --git a/include/asm-generic/flat.h b/include/asm-generic/flat.h
index fcd2b45c0735..1928a3596938 100644
--- a/include/asm-generic/flat.h
+++ b/include/asm-generic/flat.h
@@ -5,7 +5,7 @@
#include <linux/uaccess.h>

static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
- u32 *addr, u32 *persistent)
+ u32 *addr)
{
#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
return copy_from_user(addr, rp, 4) ? -EFAULT : 0;
--
2.20.1