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From: "Venkateswararao Jujjuri (JV)" <jvrao@linux.vnet.ibm.com>
To: v9fs-developer@lists.sourceforge.net
Cc: linux-fsdevel@vger.kernel.org,
	"Venkateswararao Jujjuri (JV)" <jvrao@linux.vnet.ibm.com>
Subject: [PATCH 1/5] [fs/9p] Plug potential acl leak
Date: Tue, 25 Jan 2011 17:12:18 -0800	[thread overview]
Message-ID: <1296004338-25228-1-git-send-email-jvrao@linux.vnet.ibm.com> (raw)

In v9fs_get_acl() if __v9fs_get_acl() gets only one of the
dacl/pacl we are not releasing it.

Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
 fs/9p/acl.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/fs/9p/acl.c b/fs/9p/acl.c
index 02a2cf6..291ff7b 100644
--- a/fs/9p/acl.c
+++ b/fs/9p/acl.c
@@ -71,11 +71,15 @@ int v9fs_get_acl(struct inode *inode, struct p9_fid *fid)
 	if (!IS_ERR(dacl) && !IS_ERR(pacl)) {
 		set_cached_acl(inode, ACL_TYPE_DEFAULT, dacl);
 		set_cached_acl(inode, ACL_TYPE_ACCESS, pacl);
-		posix_acl_release(dacl);
-		posix_acl_release(pacl);
 	} else
 		retval = -EIO;
 
+	if (!IS_ERR(dacl))
+		posix_acl_release(dacl);
+
+	if (!IS_ERR(pacl))
+		posix_acl_release(pacl);
+
 	return retval;
 }
 
-- 
1.6.5.2


                 reply	other threads:[~2011-01-26  0:37 UTC|newest]

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