Message ID | 1421174908-20445-1-git-send-email-linville@tuxdriver.com |
---|---|
State | Awaiting Upstream, archived |
Delegated to: | David Miller |
Headers | show |
On Tue, 2015-01-13 at 13:48 -0500, John W. Linville wrote: > This I40E_FCOE block increments v_budget before it has been > initialized, > then v_budget gets overwritten a few lines later. This patch just > reorders the code hunks in what I believe was the intended sequence. > > Coverity: CID 1260099 > > Signed-off-by: John W. Linville <linville@tuxdriver.com> > --- > Compile tested only... > > drivers/net/ethernet/intel/i40e/i40e_main.c | 10 +++++----- > 1 file changed, 5 insertions(+), 5 deletions(-) Thanks John, I will add your patch to my queue.
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index a5f2660d552d..5415d9fd7c63 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -6881,17 +6881,17 @@ static int i40e_init_msix(struct i40e_pf *pf) if (pf->flags & I40E_FLAG_FD_SB_ENABLED) other_vecs++; + /* Scale down if necessary, and the rings will share vectors */ + pf->num_lan_msix = min_t(int, pf->num_lan_msix, + (hw->func_caps.num_msix_vectors - other_vecs)); + v_budget = pf->num_lan_msix + other_vecs; + #ifdef I40E_FCOE if (pf->flags & I40E_FLAG_FCOE_ENABLED) { pf->num_fcoe_msix = pf->num_fcoe_qps; v_budget += pf->num_fcoe_msix; } - #endif - /* Scale down if necessary, and the rings will share vectors */ - pf->num_lan_msix = min_t(int, pf->num_lan_msix, - (hw->func_caps.num_msix_vectors - other_vecs)); - v_budget = pf->num_lan_msix + other_vecs; pf->msix_entries = kcalloc(v_budget, sizeof(struct msix_entry), GFP_KERNEL);
This I40E_FCOE block increments v_budget before it has been initialized, then v_budget gets overwritten a few lines later. This patch just reorders the code hunks in what I believe was the intended sequence. Coverity: CID 1260099 Signed-off-by: John W. Linville <linville@tuxdriver.com> --- Compile tested only... drivers/net/ethernet/intel/i40e/i40e_main.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)