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authorAl Viro <viro@zeniv.linux.org.uk>2012-10-15 15:33:32 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-15 16:12:07 -0400
commit1ffbed7220331dabc04dee6d3c520b5b022b9245 (patch)
tree2131e1a352fd60a728ee24e2543a0d701cd94264 /arch/score
parent1856ab6db1296c9c31ad58263d49ee9b75568ddb (diff)
score: switch to generic sys_execve()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/score')
-rw-r--r--arch/score/include/asm/syscalls.h1
-rw-r--r--arch/score/include/asm/unistd.h1
-rw-r--r--arch/score/kernel/entry.S5
-rw-r--r--arch/score/kernel/sys_score.c24
4 files changed, 1 insertions, 30 deletions
diff --git a/arch/score/include/asm/syscalls.h b/arch/score/include/asm/syscalls.h
index 1dd5e0d6b0c3..8d332534342f 100644
--- a/arch/score/include/asm/syscalls.h
+++ b/arch/score/include/asm/syscalls.h
@@ -2,7 +2,6 @@
#define _ASM_SCORE_SYSCALLS_H
asmlinkage long score_clone(struct pt_regs *regs);
-asmlinkage long score_execve(struct pt_regs *regs);
asmlinkage long score_sigaltstack(struct pt_regs *regs);
asmlinkage long score_rt_sigreturn(struct pt_regs *regs);
diff --git a/arch/score/include/asm/unistd.h b/arch/score/include/asm/unistd.h
index a862384e9c16..b006ca435120 100644
--- a/arch/score/include/asm/unistd.h
+++ b/arch/score/include/asm/unistd.h
@@ -4,5 +4,6 @@
#define __ARCH_WANT_SYSCALL_NO_FLAGS
#define __ARCH_WANT_SYSCALL_OFF_T
#define __ARCH_WANT_SYSCALL_DEPRECATED
+#define __ARCH_WANT_SYS_EXECVE
#include <asm-generic/unistd.h>
diff --git a/arch/score/kernel/entry.S b/arch/score/kernel/entry.S
index 74a5cc7f596e..da9901088bbb 100644
--- a/arch/score/kernel/entry.S
+++ b/arch/score/kernel/entry.S
@@ -487,11 +487,6 @@ illegal_syscall:
sw r9, [r0, PT_R7]
j syscall_return
-ENTRY(sys_execve)
- mv r4, r0
- la r8, score_execve
- br r8
-
ENTRY(sys_clone)
mv r4, r0
la r8, score_clone
diff --git a/arch/score/kernel/sys_score.c b/arch/score/kernel/sys_score.c
index 5a682fce1fdb..c54434c2fd9d 100644
--- a/arch/score/kernel/sys_score.c
+++ b/arch/score/kernel/sys_score.c
@@ -83,27 +83,3 @@ score_vfork(struct pt_regs *regs)
return do_fork(CLONE_VFORK | CLONE_VM | SIGCHLD,
regs->regs[0], regs, 0, NULL, NULL);
}
-
-/*
- * sys_execve() executes a new program.
- * This is called indirectly via a small wrapper
- */
-asmlinkage long
-score_execve(struct pt_regs *regs)
-{
- int error;
- struct filename *filename;
-
- filename = getname((char __user*)regs->regs[4]);
- error = PTR_ERR(filename);
- if (IS_ERR(filename))
- return error;
-
- error = do_execve(filename->name,
- (const char __user *const __user *)regs->regs[5],
- (const char __user *const __user *)regs->regs[6],
- regs);
-
- putname(filename);
- return error;
-}