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| author | Hans Petter Selasky <hselasky@FreeBSD.org> | 2022-05-19 08:06:42 +0000 |
|---|---|---|
| committer | Hans Petter Selasky <hselasky@FreeBSD.org> | 2022-05-19 08:13:06 +0000 |
| commit | ad7741ff693a39bab59b75e432bd922a62f3ef0a (patch) | |
| tree | 1803b3c9c97ce41a3d0bdd8aed5f4e78bf149c37 | |
| parent | 716fd348e01c5f2ba125f878a634a753436c2994 (diff) | |
| download | src-ad7741ff693a39bab59b75e432bd922a62f3ef0a.tar.gz src-ad7741ff693a39bab59b75e432bd922a62f3ef0a.zip | |
ibcore: Fix possible memory leak in ib_mad_post_receive_mads()
If ib_dma_mapping_error() returns non-zero value,
ib_mad_post_receive_mads() will jump out of loops and return -ENOMEM
without freeing mad_priv. Fix this memory-leak problem by freeing
mad_priv in this case.
Linux commit:
a17f4bed811c60712d8131883cdba11a105d0161
PR: 264057
MFC after: 1 week
Sponsored by: NVIDIA Networking
| -rw-r--r-- | sys/ofed/drivers/infiniband/core/ib_mad.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/ofed/drivers/infiniband/core/ib_mad.c b/sys/ofed/drivers/infiniband/core/ib_mad.c index 5f9c353052e8..9de97d749f6d 100644 --- a/sys/ofed/drivers/infiniband/core/ib_mad.c +++ b/sys/ofed/drivers/infiniband/core/ib_mad.c @@ -2874,6 +2874,7 @@ static int ib_mad_post_receive_mads(struct ib_mad_qp_info *qp_info, DMA_FROM_DEVICE); if (unlikely(ib_dma_mapping_error(qp_info->port_priv->device, sg_list.addr))) { + kfree(mad_priv); ret = -ENOMEM; break; } |