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

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Signed-off-by: Venkateswararao Jujjuri <[email protected]>
Signed-off-by: Eric Van Hensbergen <[email protected]>
This commit is contained in:
jvrao 2010-08-25 16:27:06 +00:00 • committed by Eric Van Hensbergen
commit 8e44a0805f
1 changed files with 6 additions and 0 deletions
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6
net/9p/client.c
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@ -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;