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ibcore: Fix possible memory leak in ib_mad_post_receive_mads()

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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
This commit is contained in:
Hans Petter Selasky 2022-05-19 10:06:42 +02:00
parent 716fd348e0
commit ad7741ff69
1 changed files with 1 additions and 0 deletions
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1
sys/ofed/drivers/infiniband/core/ib_mad.c
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@ -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;
}