[PATCH v1 02/12] powerpc/inst: Reduce casts in get_user_instr()

From: Christophe Leroy
Date: Wed May 19 2021 - 10:44:34 EST


Declare __gui_ptr as 'unsigned int *' instead of casting it
at each use.

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
---
arch/powerpc/include/asm/inst.h | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/include/asm/inst.h b/arch/powerpc/include/asm/inst.h
index 887ef150fdda..57c31e712e67 100644
--- a/arch/powerpc/include/asm/inst.h
+++ b/arch/powerpc/include/asm/inst.h
@@ -9,16 +9,15 @@
#define ___get_user_instr(gu_op, dest, ptr) \
({ \
long __gui_ret = 0; \
- unsigned long __gui_ptr = (unsigned long)ptr; \
+ unsigned int __user *__gui_ptr = (unsigned int __user *)ptr; \
struct ppc_inst __gui_inst; \
unsigned int __prefix, __suffix; \
\
__chk_user_ptr(ptr); \
- __gui_ret = gu_op(__prefix, (unsigned int __user *)__gui_ptr); \
+ __gui_ret = gu_op(__prefix, __gui_ptr); \
if (__gui_ret == 0) { \
if ((__prefix >> 26) == OP_PREFIX) { \
- __gui_ret = gu_op(__suffix, \
- (unsigned int __user *)__gui_ptr + 1); \
+ __gui_ret = gu_op(__suffix, __gui_ptr + 1); \
__gui_inst = ppc_inst_prefix(__prefix, \
__suffix); \
} else { \
--
2.25.0