[S390] Convert sys_execve to function with parameters.
Use function parameters instead of accessing the pt_regs structure
to get the parameters.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c
index f741cd4..05cf446 100644
--- a/arch/s390/kernel/compat_linux.c
+++ b/arch/s390/kernel/compat_linux.c
@@ -443,31 +443,26 @@
* sys32_execve() executes a new program after the asm stub has set
* things up for us. This should basically do what I want it to.
*/
-asmlinkage long sys32_execve(void)
+asmlinkage long sys32_execve(char __user *name, compat_uptr_t __user *argv,
+ compat_uptr_t __user *envp)
{
struct pt_regs *regs = task_pt_regs(current);
char *filename;
- unsigned long result;
- int rc;
+ long rc;
- filename = getname(compat_ptr(regs->orig_gpr2));
- if (IS_ERR(filename)) {
- result = PTR_ERR(filename);
- goto out;
- }
- rc = compat_do_execve(filename, compat_ptr(regs->gprs[3]),
- compat_ptr(regs->gprs[4]), regs);
- if (rc) {
- result = rc;
- goto out_putname;
- }
+ filename = getname(name);
+ rc = PTR_ERR(filename);
+ if (IS_ERR(filename))
+ return rc;
+ rc = compat_do_execve(filename, argv, envp, regs);
+ if (rc)
+ goto out;
current->thread.fp_regs.fpc=0;
asm volatile("sfpc %0,0" : : "d" (0));
- result = regs->gprs[2];
-out_putname:
- putname(filename);
+ rc = regs->gprs[2];
out:
- return result;
+ putname(filename);
+ return rc;
}