This is a note to let you know that I've just added the patch titled

qed: Fix MPA unalign flow in case header is split across two packets.

to the 4.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: qed-fix-mpa-unalign-flow-in-case-header-is-split-across-two-packets.patch and it can be found in the queue-4.15 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.

From foo@baz Wed Mar 28 18:37:51 CEST 2018

From: Michal Kalderon Michal.Kalderon@cavium.com Date: Wed, 14 Mar 2018 14:49:27 +0200 Subject: qed: Fix MPA unalign flow in case header is split across two packets.

From: Michal Kalderon Michal.Kalderon@cavium.com

[ Upstream commit 933e8c91b9f5a2f504f6da1f069c410449b9f4b9 ]

There is a corner case in the MPA unalign flow where a FPDU header is split over two tcp segments. The length of the first fragment in this case was not initialized properly and should be '1'

Fixes: c7d1d839 ("qed: Add support for MPA header being split over two tcp packets")

Signed-off-by: Michal Kalderon Michal.Kalderon@cavium.com Signed-off-by: Ariel Elior Ariel.Elior@cavium.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/qlogic/qed/qed_iwarp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c @@ -1906,8 +1906,8 @@ qed_iwarp_update_fpdu_length(struct qed_ /* Missing lower byte is now available */ mpa_len = fpdu->fpdu_length | *mpa_data; fpdu->fpdu_length = QED_IWARP_FPDU_LEN_WITH_PAD(mpa_len); - fpdu->mpa_frag_len = fpdu->fpdu_length; /* one byte of hdr */ + fpdu->mpa_frag_len = 1; fpdu->incomplete_bytes = fpdu->fpdu_length - 1; DP_VERBOSE(p_hwfn, QED_MSG_RDMA,

Patches currently in stable-queue which might be from Michal.Kalderon@cavium.com are

queue-4.15/qed-fix-non-tcp-packets-should-be-dropped-on-iwarp-ll2-connection.patch queue-4.15/qed-fix-mpa-unalign-flow-in-case-header-is-split-across-two-packets.patch queue-4.15/qede-fix-qedr-link-update.patch