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authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-28 09:46:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-28 09:46:00 -0700
commit3988ba0708e98b4bafc9034aa476775520bee708 (patch)
tree8c706018fef444bc16b33fa8208e78cabf993a1f /fs/dlm
parentd9089c296bdd82e6c1b7f82d04c11b5decde75e7 (diff)
parent18c60c0a3b16fc7d6a55497a228602ad8509f838 (diff)
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm: dlm: fix uninitialized variable for search_rsb_list callers dlm: release socket on error dlm: fix basts for granted CW waiting PR/CW dlm: check for null in device_write
Diffstat (limited to 'fs/dlm')
-rw-r--r--fs/dlm/lock.c4
-rw-r--r--fs/dlm/lowcomms.c4
-rw-r--r--fs/dlm/user.c2
3 files changed, 7 insertions, 3 deletions
diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index 2d3d102..724ddac 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -363,6 +363,7 @@ static int search_rsb_list(struct list_head *head, char *name, int len,
if (len == r->res_length && !memcmp(name, r->res_name, len))
goto found;
}
+ *r_ret = NULL;
return -EBADR;
found:
@@ -1782,7 +1783,8 @@ static void grant_pending_locks(struct dlm_rsb *r)
list_for_each_entry_safe(lkb, s, &r->res_grantqueue, lkb_statequeue) {
if (lkb->lkb_bastfn && lock_requires_bast(lkb, high, cw)) {
- if (cw && high == DLM_LOCK_PR)
+ if (cw && high == DLM_LOCK_PR &&
+ lkb->lkb_grmode == DLM_LOCK_PR)
queue_bast(r, lkb, DLM_LOCK_CW);
else
queue_bast(r, lkb, high);
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index 637018c..3962262 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -891,8 +891,10 @@ static void tcp_connect_to_sock(struct connection *con)
goto out_err;
memset(&saddr, 0, sizeof(saddr));
- if (dlm_nodeid_to_addr(con->nodeid, &saddr))
+ if (dlm_nodeid_to_addr(con->nodeid, &saddr)) {
+ sock_release(sock);
goto out_err;
+ }
sock->sk->sk_user_data = con;
con->rx_action = receive_from_sock;
diff --git a/fs/dlm/user.c b/fs/dlm/user.c
index f976f30..929e48a 100644
--- a/fs/dlm/user.c
+++ b/fs/dlm/user.c
@@ -539,7 +539,7 @@ static ssize_t device_write(struct file *file, const char __user *buf,
/* do we really need this? can a write happen after a close? */
if ((kbuf->cmd == DLM_USER_LOCK || kbuf->cmd == DLM_USER_UNLOCK) &&
- test_bit(DLM_PROC_FLAGS_CLOSING, &proc->flags))
+ (proc && test_bit(DLM_PROC_FLAGS_CLOSING, &proc->flags)))
return -EINVAL;
sigfillset(&allsigs);