Messages in this thread Patch in this message | | | From | Lee Jones <> | Subject | [RESEND 1/2] sctp: export sctp_endpoint_{hold,put}() for use by seperate modules | Date | Tue, 14 Dec 2021 21:57:31 +0000 |
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net/sctp/diag.c for instance is built into its own separate module (sctp_diag.ko) and requires the use of sctp_endpoint_{hold,put}() in order to prevent a recently found use-after-free issue.
Cc: Vlad Yasevich <vyasevich@gmail.com> Cc: Neil Horman <nhorman@tuxdriver.com> Cc: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Jakub Kicinski <kuba@kernel.org> Cc: lksctp developers <linux-sctp@vger.kernel.org> Cc: "H.P. Yarroll" <piggy@acm.org> Cc: Karl Knutson <karl@athena.chicago.il.us> Cc: Jon Grimm <jgrimm@us.ibm.com> Cc: Xingang Guo <xingang.guo@intel.com> Cc: Hui Huang <hui.huang@nokia.com> Cc: Sridhar Samudrala <sri@us.ibm.com> Cc: Daisy Chang <daisyc@us.ibm.com> Cc: Ryan Layer <rmlayer@us.ibm.com> Cc: Kevin Gao <kevin.gao@intel.com> Cc: linux-sctp@vger.kernel.org Cc: netdev@vger.kernel.org Signed-off-by: Lee Jones <lee.jones@linaro.org> --- net/sctp/endpointola.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c index 48c9c2c7602f7..7c36056f3a1b4 100644 --- a/net/sctp/endpointola.c +++ b/net/sctp/endpointola.c @@ -226,6 +226,7 @@ void sctp_endpoint_hold(struct sctp_endpoint *ep) { refcount_inc(&ep->base.refcnt); } +EXPORT_SYMBOL_GPL(sctp_endpoint_hold); /* Release a reference to an endpoint and clean up if there are * no more references. @@ -235,6 +236,7 @@ void sctp_endpoint_put(struct sctp_endpoint *ep) if (refcount_dec_and_test(&ep->base.refcnt)) sctp_endpoint_destroy(ep); } +EXPORT_SYMBOL_GPL(sctp_endpoint_put); /* Is this the endpoint we are looking for? */ struct sctp_endpoint *sctp_endpoint_is_match(struct sctp_endpoint *ep, -- 2.34.1.173.g76aa8bc2d0-goog
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