diff mbox series

[077/178] mm/memory.c: do_numa_page(): delete bool "migrated"

Message ID 20210430055707.7F8XCZEuW%akpm@linux-foundation.org (mailing list archive)
State New, archived
Headers show
Series [001/178] arch/ia64/kernel/head.S: remove duplicate include | expand

Commit Message

Andrew Morton April 30, 2021, 5:57 a.m. UTC 
From: Wang Qing <wangqing@vivo.com>
Subject: mm/memory.c: do_numa_page(): delete bool "migrated"

Smatch gives the warning:
	do_numa_page() warn: assigning (-11) to unsigned variable 'migrated'

Link: https://lkml.kernel.org/r/1614603421-2681-1-git-send-email-wangqing@vivo.com
Signed-off-by: Wang Qing <wangqing@vivo.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/memory.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
diff mbox series

Patch

--- a/mm/memory.c~mm-delete-bool-migrated
+++ a/mm/memory.c
@@ -4098,7 +4098,6 @@  static vm_fault_t do_numa_page(struct vm
 	int page_nid = NUMA_NO_NODE;
 	int last_cpupid;
 	int target_nid;
-	bool migrated = false;
 	pte_t pte, old_pte;
 	bool was_writable = pte_savedwrite(vmf->orig_pte);
 	int flags = 0;
@@ -4168,8 +4167,7 @@  static vm_fault_t do_numa_page(struct vm
 	}
 
 	/* Migrate to the requested node */
-	migrated = migrate_misplaced_page(page, vma, target_nid);
-	if (migrated) {
+	if (migrate_misplaced_page(page, vma, target_nid)) {
 		page_nid = target_nid;
 		flags |= TNF_MIGRATED;
 	} else