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authorPawel Kaminski <pawel.kaminski@intel.com>2019-07-25 11:55:40 +0300
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2019-08-21 00:42:35 +0300
commitcbfe31b5d74dcfba46329813855e28e53d080d57 (patch)
tree1408abb8feb22162652a22f2890bfb85f8207bd3
parentc275684b9250f66e83b1769d76120e03ac964ec4 (diff)
downloadlinux-cbfe31b5d74dcfba46329813855e28e53d080d57.tar.xz
ice: Change type for queue counts
These queue variables are being assigned values that are type u16. Change the local variables to match these types. Since these represent queue counts, they should never be negative. Signed-off-by: Pawel Kaminski <pawel.kaminski@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
-rw-r--r--drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
index 8a5bf9730fdf..61cf1c5af928 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
@@ -2337,11 +2337,11 @@ static int ice_vc_request_qs_msg(struct ice_vf *vf, u8 *msg)
enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
struct virtchnl_vf_res_request *vfres =
(struct virtchnl_vf_res_request *)msg;
- int req_queues = vfres->num_queue_pairs;
+ u16 req_queues = vfres->num_queue_pairs;
struct ice_pf *pf = vf->pf;
- int max_allowed_vf_queues;
- int tx_rx_queue_left;
- int cur_queues;
+ u16 max_allowed_vf_queues;
+ u16 tx_rx_queue_left;
+ u16 cur_queues;
if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
v_ret = VIRTCHNL_STATUS_ERR_PARAM;
@@ -2349,29 +2349,30 @@ static int ice_vc_request_qs_msg(struct ice_vf *vf, u8 *msg)
}
cur_queues = vf->num_vf_qs;
- tx_rx_queue_left = min_t(int, pf->q_left_tx, pf->q_left_rx);
+ tx_rx_queue_left = min_t(u16, pf->q_left_tx, pf->q_left_rx);
max_allowed_vf_queues = tx_rx_queue_left + cur_queues;
- if (req_queues <= 0) {
+ if (!req_queues) {
dev_err(&pf->pdev->dev,
- "VF %d tried to request %d queues. Ignoring.\n",
- vf->vf_id, req_queues);
+ "VF %d tried to request 0 queues. Ignoring.\n",
+ vf->vf_id);
} else if (req_queues > ICE_MAX_BASE_QS_PER_VF) {
dev_err(&pf->pdev->dev,
"VF %d tried to request more than %d queues.\n",
vf->vf_id, ICE_MAX_BASE_QS_PER_VF);
vfres->num_queue_pairs = ICE_MAX_BASE_QS_PER_VF;
- } else if (req_queues - cur_queues > tx_rx_queue_left) {
+ } else if (req_queues > cur_queues &&
+ req_queues - cur_queues > tx_rx_queue_left) {
dev_warn(&pf->pdev->dev,
- "VF %d requested %d more queues, but only %d left.\n",
+ "VF %d requested %u more queues, but only %u left.\n",
vf->vf_id, req_queues - cur_queues, tx_rx_queue_left);
- vfres->num_queue_pairs = min_t(int, max_allowed_vf_queues,
+ vfres->num_queue_pairs = min_t(u16, max_allowed_vf_queues,
ICE_MAX_BASE_QS_PER_VF);
} else {
/* request is successful, then reset VF */
vf->num_req_qs = req_queues;
ice_vc_dis_vf(vf);
dev_info(&pf->pdev->dev,
- "VF %d granted request of %d queues.\n",
+ "VF %d granted request of %u queues.\n",
vf->vf_id, req_queues);
return 0;
}