[PATCH 1/1] futex: remove unnecessary NULL check before kvfree()

[Vasileios Almpanis]

NULL check before kvfree() is unnecessary and triggers a Coccinelle
warning, since kvfree() handles NULL arguments internally.

Reported by ifnullfree.cocci Coccinelle semantic patch script.

Signed-off-by: Vasileios Almpanis <vasilisalmpanis@xxxxxxxxx>
---
 kernel/futex/core.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/futex/core.c b/kernel/futex/core.c
index 179b26e9c934..233b926f5624 100644
--- a/kernel/futex/core.c
+++ b/kernel/futex/core.c
@@ -1746,8 +1746,7 @@ void futex_hash_free(struct mm_struct *mm)
 	free_percpu(mm->futex.phash.ref);
 	kvfree(mm->futex.phash.hash_new);
 	fph = rcu_dereference_raw(mm->futex.phash.hash);
-	if (fph)
-		kvfree(fph);
+	kvfree(fph);
 }
 
 static bool futex_pivot_pending(struct mm_struct *mm)
-- 
2.47.3