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From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
To: David Howells <dhowells@redhat.com>
Cc: linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org,
	"Gustavo A. R. Silva" <gustavo@embeddedor.com>
Subject: [PATCH] afs/super.c: Fix memory leak in afs_init_fs_context
Date: Wed, 20 Jun 2018 08:19:12 -0500	[thread overview]
Message-ID: <20180620131912.GA31745@embeddedor.com> (raw)

Release resources allocated for *ctx* before return.

Addresses-Coverity-ID: 1470101 ("Resource leak")
Fixes: 1ec2b51af007 ("afs: Add fs_context support")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
 fs/afs/super.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/afs/super.c b/fs/afs/super.c
index 656f810..037f20f 100644
--- a/fs/afs/super.c
+++ b/fs/afs/super.c
@@ -596,8 +596,10 @@ static int afs_init_fs_context(struct fs_context *fc, struct dentry *reference)
 		break;
 
 	case FS_CONTEXT_FOR_SUBMOUNT:
-		if (!reference)
+		if (!reference) {
+			kfree(ctx);
 			return -EINVAL;
+		}
 
 		src_as = AFS_FS_S(reference->d_sb);
 		ASSERT(src_as);
-- 
2.7.4


             reply	other threads:[~2018-06-20 13:19 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-20 13:19 Gustavo A. R. Silva [this message]
2018-06-22 11:21 ` David Howells

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