mn10300: Remove the BKL from sys_execve

This looks like a cut-and-paste from functionality that no-longer
needs the bkl Just remove it. Also, rewrite slightly so that it looks
closer to sys_execve on other architectures.

Signed-off-by: John Kacur <jkacur@redhat.com>
Reviewed-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: David Howells <dhowells@redhat.com>
Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com>
LKML-Reference: <alpine.LFD.2.00.0910130016540.3658@localhost.localdomain>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/mn10300/kernel/process.c b/arch/mn10300/kernel/process.c
index 892cce82867e3d72c60c4846c2be6b2f0310231a..ec8a21df1142010a2c3bb4e08f5ea6e4615f12dc 100644 (file)
--- a/arch/mn10300/kernel/process.c
+++ b/arch/mn10300/kernel/process.c
@@ -275,16 +275,12 @@ asmlinkage long sys_execve(char __user *name,
        char *filename;
        int error;
 
-       lock_kernel();
-
        filename = getname(name);
        error = PTR_ERR(filename);
-       if (!IS_ERR(filename)) {
-               error = do_execve(filename, argv, envp, __frame);
-               putname(filename);
-       }
-
-       unlock_kernel();
+       if (IS_ERR(filename))
+               return error;
+       error = do_execve(filename, argv, envp, __frame);
+       putname(filename);
        return error;
 }