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[PATCH] af_pppox: return -EPROTONOSUPPORT if try_module_get fails at ppp

To: "David S. Miller" <davem@xxxxxxxxxx>
Subject: [PATCH] af_pppox: return -EPROTONOSUPPORT if try_module_get fails at pppox_create
From: Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxxxxx>
Date: Tue, 29 Apr 2003 06:02:15 -0300
Cc: Linux Networking Development Mailing List <netdev@xxxxxxxxxxx>
Organization: Conectiva S.A.
Sender: netdev-bounce@xxxxxxxxxxx
User-agent: Mutt/1.5.4i
Hi David,

        Please pull from:


        That changeset was properly removed with bk undo, thanks.

- Arnaldo

You can import this changeset into BK by piping this whole message to:
'| bk receive [path to repository]' or apply the patch as usual.


ChangeSet@xxxxxx, 2003-04-29 05:53:59-03:00, acme@xxxxxxxxxxxxxxxx
  o af_pppox: return -EPROTONOSUPPORT if try_module_get fails at pppox_create
  Thanks to Rusty for spotting this one, if the protocol module is not there
  anymore (or is going away at that time) it is not supported, not busy.

 pppox.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff -Nru a/drivers/net/pppox.c b/drivers/net/pppox.c
--- a/drivers/net/pppox.c       Tue Apr 29 05:57:32 2003
+++ b/drivers/net/pppox.c       Tue Apr 29 05:57:32 2003
@@ -149,11 +149,8 @@
                goto out;
        rc = -EPROTONOSUPPORT;
-       if (!pppox_protos[protocol])
-               goto out;
-       rc = -EBUSY;
-       if (!try_module_get(pppox_protos[protocol]->owner))
+       if (!pppox_protos[protocol] ||
+           !try_module_get(pppox_protos[protocol]->owner))
                goto out;
        rc = pppox_protos[protocol]->create(sock);


This BitKeeper patch contains the following changesets:
## Wrapped with gzip_uu ##

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M4YS[?E_C#Z@JU((P]IZVL[T[/3HR=Z6V!P>/=[_*M+IQZV+ :2(TZ27H%\8=

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