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authorMike Marciniszyn <mike.marciniszyn@intel.com>2016-06-22 13:29:33 -0700
committerDoug Ledford <dledford@redhat.com>2016-06-23 10:16:15 -0400
commitc755f4afa66ad3ed98870bd3254f37c47fb2c800 (patch)
treea395969f595da0bcc305d2b4400a7462402832bc /include/rdma/rdma_vt.h
parentIB/hfi1: Don't zero out qp->s_ack_queue in rvt_reset_qp (diff)
downloadlinux-dev-c755f4afa66ad3ed98870bd3254f37c47fb2c800.tar.xz
linux-dev-c755f4afa66ad3ed98870bd3254f37c47fb2c800.zip
IB/rdmavt: Correct qp_priv_alloc() return value test
The current drivers return errors from this calldown wrapped in an ERR_PTR(). The rdmavt code incorrectly tests for NULL. The code is fixed to use IS_ERR() and change ret according to the driver return value. Cc: Stable <stable@vger.kernel.org> # 4.6+ Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include/rdma/rdma_vt.h')
-rw-r--r--include/rdma/rdma_vt.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h
index 16274e2133cd..9c9a27d42aaa 100644
--- a/include/rdma/rdma_vt.h
+++ b/include/rdma/rdma_vt.h
@@ -203,7 +203,9 @@ struct rvt_driver_provided {
/*
* Allocate a private queue pair data structure for driver specific
- * information which is opaque to rdmavt.
+ * information which is opaque to rdmavt. Errors are returned via
+ * ERR_PTR(err). The driver is free to return NULL or a valid
+ * pointer.
*/
void * (*qp_priv_alloc)(struct rvt_dev_info *rdi, struct rvt_qp *qp,
gfp_t gfp);