openrisc: use generic sys_execve

Signed-off-by: Jonas Bonn <jonas@southpole.se>

3 files changed, 2 insertions, 28 deletions

diff --git a/arch/openrisc/include/uapi/asm/unistd.h b/arch/openrisc/include/uapi/asm/unistd.h
index 437bdbb61b14..5db7bc0fa5a7 100644
--- a/arch/openrisc/include/uapi/asm/unistd.h
+++ b/arch/openrisc/include/uapi/asm/unistd.h
@@ -20,6 +20,8 @@
 
 #define sys_mmap2 sys_mmap_pgoff
 
+#define __ARCH_WANT_SYS_EXECVE
+
 #include <asm-generic/unistd.h>
 
 #define __NR_or1k_atomic __NR_arch_specific_syscall
diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S
index dce86aef8aba..c60a09df323f 100644
--- a/arch/openrisc/kernel/entry.S
+++ b/arch/openrisc/kernel/entry.S
@@ -1083,10 +1083,6 @@ ENTRY(sys_fork)
         l.j     _fork_save_extra_regs_and_call
          l.addi r3,r1,0
 
-ENTRY(sys_execve)
-        l.j     _sys_execve
-         l.addi r6,r1,0
-
 ENTRY(sys_sigaltstack)
         l.j     _sys_sigaltstack
          l.addi r5,r1,0
diff --git a/arch/openrisc/kernel/process.c b/arch/openrisc/kernel/process.c
index a0f467e438fc..e0874b8e09e4 100644
--- a/arch/openrisc/kernel/process.c
+++ b/arch/openrisc/kernel/process.c
@@ -251,30 +251,6 @@ void dump_elf_thread(elf_greg_t *dest, struct pt_regs* regs)
         dest[35] = 0;
 }
 
-/*
- * sys_execve() executes a new program.
- */
-asmlinkage long _sys_execve(const char __user *name,
-                            const char __user * const __user *argv,
-                            const char __user * const __user *envp,
-                            struct pt_regs *regs)
-{
-        int error;
-        struct filename *filename;
-
-        filename = getname(name);
-        error = PTR_ERR(filename);
-
-        if (IS_ERR(filename))
-                goto out;
-
-        error = do_execve(filename->name, argv, envp, regs);
-        putname(filename);
-
-out:
-        return error;
-}
-
 unsigned long get_wchan(struct task_struct *p)
 {
         /* TODO */