[ofa-general] [PATCH 2.6.21] iw_cxgb3: Handle build_phys_page_list() failure in iwch_reregister_phys_mem().
From: Steve Wise <hidden>
Date: 2007-03-22 15:38:23
Also in:
lkml
Subsystem:
infiniband subsystem, the rest · Maintainers:
Jason Gunthorpe, Leon Romanovsky, Linus Torvalds
Handle build_phys_page_list() failure in iwch_reregister_phys_mem(). Signed-off-by: Steve Wise <redacted> --- drivers/infiniband/hw/cxgb3/iwch_provider.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index f2774ae..24e0df0 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c@@ -545,11 +545,14 @@ static int iwch_reregister_phys_mem(stru php = to_iwch_pd(pd); if (mr_rereg_mask & IB_MR_REREG_ACCESS) mh.attr.perms = iwch_ib_to_tpt_access(acc); - if (mr_rereg_mask & IB_MR_REREG_TRANS) + if (mr_rereg_mask & IB_MR_REREG_TRANS) { ret = build_phys_page_list(buffer_list, num_phys_buf, iova_start, &total_size, &npages, &shift, &page_list); + if (ret) + return ret; + } ret = iwch_reregister_mem(rhp, php, &mh, shift, page_list, npages); kfree(page_list);