[PATCH] do_execve_common: use current_user()

[Oleg Nesterov]

Trivial cleanup. do_execve_common() can use current_user() and
avoid the unnecessary "struct cred *cred" var.

Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
---
 fs/exec.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/fs/exec.c b/fs/exec.c
index 6430195..13f9bb0 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1461,7 +1461,6 @@ static int do_execve_common(const char *filename,
 	struct files_struct *displaced;
 	bool clear_in_exec;
 	int retval;
-	const struct cred *cred = current_cred();
 
 	/*
 	 * We move the actual failure in case of RLIMIT_NPROC excess from
@@ -1470,7 +1469,7 @@ static int do_execve_common(const char *filename,
 	 * whether NPROC limit is still exceeded.
 	 */
 	if ((current->flags & PF_NPROC_EXCEEDED) &&
-	    atomic_read(&cred->user->processes) > rlimit(RLIMIT_NPROC)) {
+	    atomic_read(&current_user()->processes) > rlimit(RLIMIT_NPROC)) {
 		retval = -EAGAIN;
 		goto out_ret;
 	}
-- 
1.5.5.1


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