Message ID | 20191025142903.20625-1-bmt@zurich.ibm.com (mailing list archive) |
---|---|
State | Mainlined |
Commit | 0edefddbae396e50eb7887d279d0c4bb4d7a6384 |
Delegated to: | Jason Gunthorpe |
Headers | show |
Series | [for-next] RDMA/siw: Fix post_recv QP state locking | expand |
On Fri, Oct 25, 2019 at 04:29:03PM +0200, Bernard Metzler wrote: > Do not release qp state lock if not previously acquired. > > Fixes: cf049bb31f71 ("RDMA/siw: Fix SQ/RQ drain logic") > Reported-by: Dan Carpenter <dan.carpenter@oracle.com> > Signed-off-by: Bernard Metzler <bmt@zurich.ibm.com> > --- > drivers/infiniband/sw/siw/siw_verbs.c | 1 - > 1 file changed, 1 deletion(-) > Thanks, Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
On Fri, Oct 25, 2019 at 04:29:03PM +0200, Bernard Metzler wrote: > Do not release qp state lock if not previously acquired. > > Fixes: cf049bb31f71 ("RDMA/siw: Fix SQ/RQ drain logic") > Reported-by: Dan Carpenter <dan.carpenter@oracle.com> > Signed-off-by: Bernard Metzler <bmt@zurich.ibm.com> > Reviewed-by: Leon Romanovsky <leonro@mellanox.com> > --- > drivers/infiniband/sw/siw/siw_verbs.c | 1 - > 1 file changed, 1 deletion(-) Applied to for-next, thanks Jason
diff --git a/drivers/infiniband/sw/siw/siw_verbs.c b/drivers/infiniband/sw/siw/siw_verbs.c index c0574ddc98fa..726a5924ea13 100644 --- a/drivers/infiniband/sw/siw/siw_verbs.c +++ b/drivers/infiniband/sw/siw/siw_verbs.c @@ -990,7 +990,6 @@ int siw_post_receive(struct ib_qp *base_qp, const struct ib_recv_wr *wr, } if (!qp->kernel_verbs) { siw_dbg_qp(qp, "no kernel post_recv for user mapped sq\n"); - up_read(&qp->state_lock); *bad_wr = wr; return -EINVAL; }
Do not release qp state lock if not previously acquired. Fixes: cf049bb31f71 ("RDMA/siw: Fix SQ/RQ drain logic") Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Bernard Metzler <bmt@zurich.ibm.com> --- drivers/infiniband/sw/siw/siw_verbs.c | 1 - 1 file changed, 1 deletion(-)