Commit 03ad0d70 authored by Al Viro's avatar Al Viro
Browse files

autofs: fix a leak in autofs_expire_indirect() 



if the second call of should_expire() in there ends up
grabbing and returning a new reference to dentry, we need
to drop it before continuing.

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 97eba80f

fs/autofs/expire.c

+3 −2
Original line number Diff line number Diff line
@@ -459,9 +459,10 @@ static struct dentry *autofs_expire_indirect(struct super_block *sb, 
		 */

		how &= ~AUTOFS_EXP_LEAVES;

		found = should_expire(expired, mnt, timeout, how);

		if (!found || found != expired)

			/* Something has changed, continue */

		if (found != expired) { // something has changed, continue

			dput(found);

			goto next;

		}



		if (expired != dentry)

			dput(dentry);

CRA Git | Maintained and supported by SUSTech CRA and CCSE