[tip:bkl/arch] mn10300: Remove the BKL from sys_execve

[tip-bot for John Kacur]

Commit-ID:  8c0daee204f794d095ae301f408c5f9f40e4547d
Gitweb:     http://git.kernel.org/tip/8c0daee204f794d095ae301f408c5f9f40e4547d
Author:     John Kacur <jkacur@xxxxxxxxxx>
AuthorDate: Mon, 12 Oct 2009 23:41:55 +0200
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 14 Oct 2009 17:18:15 +0200

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@xxxxxxxxxx>
Reviewed-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Acked-by: David Howells <dhowells@xxxxxxxxxx>
Cc: Koichi Yasutake <yasutake.koichi@xxxxxxxxxxxxxxxx>
LKML-Reference: <alpine.LFD.2.00.0910130016540.3658@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 arch/mn10300/kernel/process.c |   12 ++++--------
 1 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/arch/mn10300/kernel/process.c b/arch/mn10300/kernel/process.c
index 892cce8..ec8a21d 100644
--- 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;
 }
 
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