diff mbox series

[v2,for-rc,3/6] RDMA/bnxt_re: Add a check for memory allocation

Message ID 1726715161-18941-4-git-send-email-selvin.xavier@broadcom.com (mailing list archive)
State Superseded
Delegated to: Jason Gunthorpe
Headers show
Series RDMA/bnxt_re: Bug fixes for 6.12 kernel | expand

Commit Message

Selvin Xavier Sept. 19, 2024, 3:05 a.m. UTC 
From: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>

__alloc_pbl() can return error when memory allocation fails.
Driver is not checking the status on one of the instances.

Fixes: 0c4dcd602817 ("RDMA/bnxt_re: Refactor hardware queue memory allocation")
Reviewed-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
---
 drivers/infiniband/hw/bnxt_re/qplib_res.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.c b/drivers/infiniband/hw/bnxt_re/qplib_res.c
index dfc943f..1fdffd6 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_res.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c
@@ -244,6 +244,8 @@  int bnxt_qplib_alloc_init_hwq(struct bnxt_qplib_hwq *hwq,
 			sginfo.pgsize = npde * pg_size;
 			sginfo.npages = 1;
 			rc = __alloc_pbl(res, &hwq->pbl[PBL_LVL_0], &sginfo);
+			if (rc)
+				goto fail;
 
 			/* Alloc PBL pages */
 			sginfo.npages = npbl;