From: Thomas Falcon Date: Wed, 24 May 2017 01:53:27 +0000 (-0400) Subject: ibmvnic: Fix endian error when requesting device capabilities X-Git-Tag: archive/raspbian/4.9.30-2+deb9u2+rpi1~4^2~464 X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=f0e77b5da0efbc80dbca46b129c2ae09d16765f6;p=linux-4.9.git ibmvnic: Fix endian error when requesting device capabilities [ Upstream commit 28f4d16570dcf440e54a4d72666d5be452f27d0e ] When a vNIC client driver requests a faulty device setting, the server returns an acceptable value for the client to request. This 64 bit value was incorrectly being swapped as a 32 bit value, resulting in loss of data. This patch corrects that by using the 64 bit swap function. Signed-off-by: Thomas Falcon Signed-off-by: David S. Miller Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 207cc562f803..d1cf37dc3aa2 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -2400,10 +2400,10 @@ static void handle_request_cap_rsp(union ibmvnic_crq *crq, case PARTIALSUCCESS: dev_info(dev, "req=%lld, rsp=%ld in %s queue, retrying.\n", *req_value, - (long int)be32_to_cpu(crq->request_capability_rsp. + (long int)be64_to_cpu(crq->request_capability_rsp. number), name); release_sub_crqs_no_irqs(adapter); - *req_value = be32_to_cpu(crq->request_capability_rsp.number); + *req_value = be64_to_cpu(crq->request_capability_rsp.number); init_sub_crqs(adapter, 1); return; default: