[tip:sched/urgent] sched: Use proper type in sched_getaffinity()

[tip-bot for KOSAKI Motohiro]

Commit-ID:  8bc037fb89bb3104b9ae290d18c877624cd7d9cc
Gitweb:     http://git.kernel.org/tip/8bc037fb89bb3104b9ae290d18c877624cd7d9cc
Author:     KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
AuthorDate: Wed, 17 Mar 2010 09:36:58 +0900
Committer:  Ingo Molnar <mingo@xxxxxxx>
CommitDate: Wed, 17 Mar 2010 10:48:49 +0100

sched: Use proper type in sched_getaffinity()

Using the proper type fixes the following compiler warning:

  kernel/sched.c:4850: warning: comparison of distinct pointer types lacks a cast

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Cc: torvalds@xxxxxxxxxxxxxxxxxxxx
Cc: travis@xxxxxxx
Cc: peterz@xxxxxxxxxxxxx
Cc: drepper@xxxxxxxxxx
Cc: rja@xxxxxxx
Cc: sharyath@xxxxxxxxxx
Cc: steiner@xxxxxxx
LKML-Reference: <20100317090046.4C79.A69D9226@xxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
 kernel/sched.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/sched.c b/kernel/sched.c
index 82975b5..49d2fa7 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4912,7 +4912,7 @@ SYSCALL_DEFINE3(sched_getaffinity, pid_t, pid, unsigned int, len,
 
 	ret = sched_getaffinity(pid, mask);
 	if (ret == 0) {
-		int retlen = min(len, cpumask_size());
+		size_t retlen = min_t(size_t, len, cpumask_size());
 
 		if (copy_to_user(user_mask_ptr, mask, retlen))
 			ret = -EFAULT;
--
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