proc: fix PG_locked reporting in /proc/kpageflags

Expr always evaluates to zero.

Cc: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/proc/page.c b/fs/proc/page.c
index 767d95a6d1b1..2d1345112a42 100644
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -107,7 +107,7 @@ static ssize_t kpageflags_read(struct file *file, char __user *buf,
                 else
                         kflags = ppage->flags;
 
-                uflags = kpf_copy_bit(KPF_LOCKED, PG_locked, kflags) |
+                uflags = kpf_copy_bit(kflags, KPF_LOCKED, PG_locked) |
                         kpf_copy_bit(kflags, KPF_ERROR, PG_error) |
                         kpf_copy_bit(kflags, KPF_REFERENCED, PG_referenced) |
                         kpf_copy_bit(kflags, KPF_UPTODATE, PG_uptodate) |