net: thunderx: Fix issue with IRQ namimg

This patch fixes a regression caused by previous commit
when irq name exceeds 20 byte array if interface's name
size is large.

Fixes: e412621394fa ("net: thunderx: Use netdev's name for naming VF's interrupts")
Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/cavium/thunder/nic.h b/drivers/net/ethernet/cavium/thunder/nic.h
index 18d12d3..3042610 100644 (file)
--- a/drivers/net/ethernet/cavium/thunder/nic.h
+++ b/drivers/net/ethernet/cavium/thunder/nic.h
@@ -305,7 +305,7 @@ struct nicvf {
        bool                    msix_enabled;
        u8                      num_vec;
        struct msix_entry       msix_entries[NIC_VF_MSIX_VECTORS];
-       char                    irq_name[NIC_VF_MSIX_VECTORS][20];
+       char                    irq_name[NIC_VF_MSIX_VECTORS][IFNAMSIZ + 15];
        bool                    irq_allocated[NIC_VF_MSIX_VECTORS];
        cpumask_var_t           affinity_mask[NIC_VF_MSIX_VECTORS];