From 5241d4727479aad77af50b80757c38268bfa4560 Mon Sep 17 00:00:00 2001
From: Colin Ian King <colin.king@canonical.com>
Date: Fri, 17 Aug 2018 15:50:01 -0700
Subject: [PATCH] fs/userfaultfd.c: remove redundant pointer uwq
Pointer uwq is being assigned but is never used hence it is redundant
and can be removed.
Cleans up clang warning:
warning: variable 'uwq' set but not used [-Wunused-but-set-variable]
Link: http://lkml.kernel.org/r/20180717090802.18357-1-colin.king@canonical.com
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
fs/userfaultfd.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index bad9cea37f12..15c265d450bf 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -1849,17 +1849,14 @@ static void userfaultfd_show_fdinfo(struct seq_file *m, struct file *f)
{
struct userfaultfd_ctx *ctx = f->private_data;
wait_queue_entry_t *wq;
- struct userfaultfd_wait_queue *uwq;
unsigned long pending = 0, total = 0;
spin_lock(&ctx->fault_pending_wqh.lock);
list_for_each_entry(wq, &ctx->fault_pending_wqh.head, entry) {
- uwq = container_of(wq, struct userfaultfd_wait_queue, wq);
pending++;
total++;
}
list_for_each_entry(wq, &ctx->fault_wqh.head, entry) {
- uwq = container_of(wq, struct userfaultfd_wait_queue, wq);
total++;
}
spin_unlock(&ctx->fault_pending_wqh.lock);
--
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