net/9p: Add a Warning to catch NULL fids passed to p9_client_clunk().

Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
jvrao 2010-08-25 16:27:06 +00:00 committed by Eric Van Hensbergen
parent 8d40fa2492
commit 8e44a0805f

View File

@ -1168,6 +1168,12 @@ int p9_client_clunk(struct p9_fid *fid)
struct p9_client *clnt;
struct p9_req_t *req;
if (!fid) {
P9_EPRINTK(KERN_WARNING, "Trying to clunk with NULL fid\n");
dump_stack();
return 0;
}
P9_DPRINTK(P9_DEBUG_9P, ">>> TCLUNK fid %d\n", fid->fid);
err = 0;
clnt = fid->clnt;