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Commit f6af75da authored by Cyril Roelandt's avatar Cyril Roelandt Committed by Linus Torvalds
Browse files

ceph: fix dentry reference leak in ceph_encode_fh() 



dput() was not called in the error path.

Signed-off-by: default avatarCyril Roelandt <tipecaml@gmail.com>
Cc: Sage Weil <sage@inktank.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 88d67ee3

fs/ceph/export.c

+3 −1
Original line number Diff line number Diff line
@@ -56,13 +56,15 @@ static int ceph_encode_fh(struct inode *inode, u32 *rawfh, int *max_len, 
	struct ceph_nfs_confh *cfh = (void *)rawfh;

	int connected_handle_length = sizeof(*cfh)/4;

	int handle_length = sizeof(*fh)/4;

	struct dentry *dentry = d_find_alias(inode);

	struct dentry *dentry;

	struct dentry *parent;



	/* don't re-export snaps */

	if (ceph_snap(inode) != CEPH_NOSNAP)

		return -EINVAL;



	dentry = d_find_alias(inode);



	/* if we found an alias, generate a connectable fh */

	if (*max_len >= connected_handle_length && dentry) {

		dout("encode_fh %p connectable\n", dentry);