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authorNamhyung Kim <namhyung@gmail.com>2010-10-27 15:33:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-27 18:03:10 -0700
commitaeebd3a3d9f5b67a254f04e6eac91a74c5e1065e (patch)
treeff74cc8470dd96e97bba0d2c83ea88df65168449 /arch/blackfin/kernel
parent9f29b8fb416a0ad49d5077ab10ed780efdfcb126 (diff)
downloadlinux-2.6.38-lt-ux500-aeebd3a3d9f5b67a254f04e6eac91a74c5e1065e.tar.gz
ptrace: cleanup arch_ptrace() and friends on Blackfin
Change signature of get/put_reg() according to the change of arch_ptrace() and remove unnecessary castings. Signed-off-by: Namhyung Kim <namhyung@gmail.com> Acked-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/blackfin/kernel')
-rw-r--r--arch/blackfin/kernel/ptrace.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c
index 8e3083ccd88..75089f80855 100644
--- a/arch/blackfin/kernel/ptrace.c
+++ b/arch/blackfin/kernel/ptrace.c
@@ -38,12 +38,13 @@
* Get contents of register REGNO in task TASK.
*/
static inline long
-get_reg(struct task_struct *task, long regno, unsigned long __user *datap)
+get_reg(struct task_struct *task, unsigned long regno,
+ unsigned long __user *datap)
{
long tmp;
struct pt_regs *regs = task_pt_regs(task);
- if (regno & 3 || regno > PT_LAST_PSEUDO || regno < 0)
+ if (regno & 3 || regno > PT_LAST_PSEUDO)
return -EIO;
switch (regno) {
@@ -74,11 +75,11 @@ get_reg(struct task_struct *task, long regno, unsigned long __user *datap)
* Write contents of register REGNO in task TASK.
*/
static inline int
-put_reg(struct task_struct *task, long regno, unsigned long data)
+put_reg(struct task_struct *task, unsigned long regno, unsigned long data)
{
struct pt_regs *regs = task_pt_regs(task);
- if (regno & 3 || regno > PT_LAST_PSEUDO || regno < 0)
+ if (regno & 3 || regno > PT_LAST_PSEUDO)
return -EIO;
switch (regno) {
@@ -369,14 +370,14 @@ long arch_ptrace(struct task_struct *child, long request,
return copy_regset_to_user(child, &user_bfin_native_view,
REGSET_GENERAL,
0, sizeof(struct pt_regs),
- (void __user *)data);
+ datap);
case PTRACE_SETREGS:
pr_debug("ptrace: PTRACE_SETREGS\n");
return copy_regset_from_user(child, &user_bfin_native_view,
REGSET_GENERAL,
0, sizeof(struct pt_regs),
- (const void __user *)data);
+ datap);
case_default:
default: