linux-kernel - [PATCH] xfs: remove unnecessary NULL check before kvfree()

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Message-Id: <20250311071114.1037911-1-nichen@iscas.ac.cn>
Date: Tue, 11 Mar 2025 15:11:14 +0800
From: Chen Ni <nichen@...as.ac.cn>
To: cem@...nel.org,
	djwong@...nel.org
Cc: linux-xfs@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Chen Ni <nichen@...as.ac.cn>
Subject: [PATCH] xfs: remove unnecessary NULL check before kvfree()

Remove unnecessary NULL check before kvfree() reported by
Coccinelle/coccicheck and the semantic patch at
scripts/coccinelle/free/ifnullfree.cocci.

Signed-off-by: Chen Ni <nichen@...as.ac.cn>
---
 fs/xfs/xfs_rtalloc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index 57bef567e011..9688e8ca6915 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -1144,8 +1144,7 @@ xfs_growfs_rtg(
 			goto out_error;
 	}
 
-	if (old_rsum_cache)
-		kvfree(old_rsum_cache);
+	kvfree(old_rsum_cache);
 	xfs_rtgroup_rele(rtg);
 	return 0;
 
-- 
2.25.1