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authorAl Viro <viro@zeniv.linux.org.uk>2008-01-25 19:55:09 -0500
committerDavid Teigland <teigland@redhat.com>2008-02-04 01:25:09 -0600
commitae773d0b74bf2244887a6d0504372748381ab9c7 (patch)
tree43862e0dea715b3d07c4a456e35e4b67525c973b /fs/dlm/lock.c
parentcd9df1aac346f1c7f592739d092ff710c27bbcde (diff)
downloadlinux-linaro-stable-ae773d0b74bf2244887a6d0504372748381ab9c7.tar.gz
dlm: verify that places expecting rcom_lock have packet long enough
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/lock.c')
-rw-r--r--fs/dlm/lock.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index 75176b58ae04..6c605fc10613 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -4266,6 +4266,7 @@ static struct dlm_lkb *search_remid(struct dlm_rsb *r, int nodeid,
return NULL;
}
+/* needs at least dlm_rcom + rcom_lock */
static int receive_rcom_lock_args(struct dlm_ls *ls, struct dlm_lkb *lkb,
struct dlm_rsb *r, struct dlm_rcom *rc)
{
@@ -4315,6 +4316,7 @@ static int receive_rcom_lock_args(struct dlm_ls *ls, struct dlm_lkb *lkb,
the given values and send back our lkid. We send back our lkid by sending
back the rcom_lock struct we got but with the remid field filled in. */
+/* needs at least dlm_rcom + rcom_lock */
int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
{
struct rcom_lock *rl = (struct rcom_lock *) rc->rc_buf;
@@ -4370,6 +4372,7 @@ int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
return error;
}
+/* needs at least dlm_rcom + rcom_lock */
int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
{
struct rcom_lock *rl = (struct rcom_lock *) rc->rc_buf;