net/cnxk: fix build with GCC 12

Resolve following compilation error with gcc 12 version.
error: storing the address of local variable message in *error.message

Fixes: 26b034f78ca7 ("net/cnxk: support to validate meter policy")
Cc: stable@dpdk.org
Reported-by: Ferruh Yigit <ferruh.yigit@intel.com>
Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/net/cnxk/cnxk_ethdev_mtr.c b/drivers/net/cnxk/cnxk_ethdev_mtr.c
index cc783e5f866f5ce8b4c0abcd3c868289e3965841..c8183aa12db9ae159d8aab2edd7f92d6e984a20d 100644 (file)
--- a/drivers/net/cnxk/cnxk_ethdev_mtr.c
+++ b/drivers/net/cnxk/cnxk_ethdev_mtr.c
@@ -285,15 +285,54 @@ cnxk_nix_mtr_profile_delete(struct rte_eth_dev *eth_dev, uint32_t profile_id,
        return 0;
 }
 
+static int
+update_mtr_err(uint32_t act_color, struct rte_mtr_error *error, bool action)
+{
+       const char *str;
+       switch (act_color) {
+       case RTE_COLOR_GREEN:
+               if (action) {
+                       str = "Green action is not valid";
+                       goto notsup;
+               } else {
+                       str = "Green action is null";
+                       goto notvalid;
+               }
+               break;
+       case RTE_COLOR_YELLOW:
+               if (action) {
+                       str = "Yellow action is not valid";
+                       goto notsup;
+               } else {
+                       str = "Yellow action is null";
+                       goto notvalid;
+               }
+               break;
+       case RTE_COLOR_RED:
+               if (action) {
+                       str = "Red action is not valid";
+                       goto notsup;
+               } else {
+                       str = "Red action is null";
+                       goto notvalid;
+               }
+               break;
+       }
+notsup:
+       return -rte_mtr_error_set(error, ENOTSUP,
+                                 RTE_MTR_ERROR_TYPE_METER_POLICY, NULL, str);
+notvalid:
+       return -rte_mtr_error_set(error, EINVAL,
+                                 RTE_MTR_ERROR_TYPE_METER_POLICY, NULL, str);
+}
+
 static int
 cnxk_nix_mtr_policy_validate(struct rte_eth_dev *dev,
                             struct rte_mtr_meter_policy_params *policy,
                             struct rte_mtr_error *error)
 {
-       static const char *const action_color[] = {"Green", "Yellow", "Red"};
        bool supported[RTE_COLORS] = {false, false, false};
        const struct rte_flow_action *action;
-       char message[1024];
        uint32_t i;
 
        RTE_SET_USED(dev);
@@ -315,21 +354,11 @@ cnxk_nix_mtr_policy_validate(struct rte_eth_dev *dev,
                                if (action->type == RTE_FLOW_ACTION_TYPE_VOID)
                                        supported[i] = true;
 
-                               if (!supported[i]) {
-                                       sprintf(message,
-                                               "%s action is not valid",
-                                               action_color[i]);
-                                       return -rte_mtr_error_set(error,
-                                         ENOTSUP,
-                                         RTE_MTR_ERROR_TYPE_METER_POLICY, NULL,
-                                         message);
-                               }
+                               if (!supported[i])
+                                       return update_mtr_err(i, error, true);
                        }
                } else {
-                       sprintf(message, "%s action is null", action_color[i]);
-                       return -rte_mtr_error_set(error, EINVAL,
-                               RTE_MTR_ERROR_TYPE_METER_POLICY, NULL,
-                               message);
+                       return update_mtr_err(i, error, false);
                }
        }