From: Stephen Hemminger <shemm...@brocade.com>

Since rte_eth_devices is in BSS, the address of rte_eth_devices
plus port_id can not ever be NULL for a valid port_id number.
Remove this unnecessary check and fix the code style.

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
 lib/librte_ether/rte_ethdev.c | 45 +++++++++----------------------------------
 1 file changed, 9 insertions(+), 36 deletions(-)

diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 02cd07f..dec3da7 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -3290,10 +3290,7 @@ int rte_eth_dev_bypass_init(uint8_t port_id)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];

        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
        (*dev->dev_ops->bypass_init)(dev);
@@ -3310,10 +3307,7 @@ rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t 
*state)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];
        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
        (*dev->dev_ops->bypass_state_show)(dev, state);
        return 0;
@@ -3329,10 +3323,7 @@ rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t 
*new_state)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];

        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
        (*dev->dev_ops->bypass_state_set)(dev, new_state);
@@ -3349,10 +3340,7 @@ rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t 
event, uint32_t *state)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];

        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
        (*dev->dev_ops->bypass_event_show)(dev, event, state);
@@ -3369,10 +3357,7 @@ rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t 
event, uint32_t state)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];

        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
        (*dev->dev_ops->bypass_event_set)(dev, event, state);
@@ -3389,10 +3374,7 @@ rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t 
timeout)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];

        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
        (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
@@ -3409,10 +3391,7 @@ rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t 
*ver)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];

        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
        (*dev->dev_ops->bypass_ver_show)(dev, ver);
@@ -3429,10 +3408,7 @@ rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, 
uint32_t *wd_timeout)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];

        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
        (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
@@ -3449,10 +3425,7 @@ rte_eth_dev_bypass_wd_reset(uint8_t port_id)
                return -ENODEV;
        }

-       if ((dev= &rte_eth_devices[port_id]) == NULL) {
-               PMD_DEBUG_TRACE("Invalid port device\n");
-               return -ENODEV;
-       }
+       dev = &rte_eth_devices[port_id];

        FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
        (*dev->dev_ops->bypass_wd_reset)(dev);
-- 
2.1.4

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