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Check for an allocation failure before dereferencing the pointer.

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Reported by:	Ilja Van Sprundel <ivansprundel@ioactive.com>
Reviewed by:	np
MFC after:	1 week
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D18310
This commit is contained in:
markj 2018-11-26 22:42:52 +00:00
parent 6b99c55a7a
commit f62169ff91
1 changed files with 1 additions and 1 deletions
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2
sys/dev/cxgbe/cxgbei/cxgbei.c
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@ -449,9 +449,9 @@ do_rx_iscsi_ddp(struct sge_iq *iq, const struct rss_header *rss, struct mbuf *m)
struct icl_pdu *ip0;
ip0 = icl_cxgbei_new_pdu(M_NOWAIT);
icl_cxgbei_new_pdu_set_conn(ip0, ic);
if (ip0 == NULL)
CXGBE_UNIMPLEMENTED("PDU allocation failure");
icl_cxgbei_new_pdu_set_conn(ip0, ic);
icp0 = ip_to_icp(ip0);
icp0->icp_seq = 0; /* XXX */
icp0->icp_flags = ICPF_RX_HDR | ICPF_RX_STATUS;