net: stmmac: unexport stmmac_pltfr_init/exit()

These functions are only used within the compilation unit they're defined
in so there's no reason to export them.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20240619140119.26777-1-brgl@bgdev.plSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c

@@ -764,7 +764,7 @@ EXPORT_SYMBOL_GPL(stmmac_get_platform_resources);
  * Description: Call the platform's init callback (if any) and propagate
  * the return value.
  */
-int stmmac_pltfr_init(struct platform_device *pdev,
+static int stmmac_pltfr_init(struct platform_device *pdev,
 			     struct plat_stmmacenet_data *plat)
 {
 	int ret = 0;
@@ -774,7 +774,6 @@ int stmmac_pltfr_init(struct platform_device *pdev,
 
 	return ret;
 }
-EXPORT_SYMBOL_GPL(stmmac_pltfr_init);
 
 /**
  * stmmac_pltfr_exit
@@ -782,13 +781,12 @@ EXPORT_SYMBOL_GPL(stmmac_pltfr_init);
  * @plat: driver data platform structure
  * Description: Call the platform's exit callback (if any).
  */
-void stmmac_pltfr_exit(struct platform_device *pdev,
+static void stmmac_pltfr_exit(struct platform_device *pdev,
 			      struct plat_stmmacenet_data *plat)
 {
 	if (plat->exit)
 		plat->exit(pdev, plat->bsp_priv);
 }
-EXPORT_SYMBOL_GPL(stmmac_pltfr_exit);
 
 /**
  * stmmac_pltfr_probe

drivers/net/ethernet/stmicro/stmmac/stmmac_platform.h

@@ -17,11 +17,6 @@ devm_stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac);
 int stmmac_get_platform_resources(struct platform_device *pdev,
 				  struct stmmac_resources *stmmac_res);
 
-int stmmac_pltfr_init(struct platform_device *pdev,
-		      struct plat_stmmacenet_data *plat);
-void stmmac_pltfr_exit(struct platform_device *pdev,
-		       struct plat_stmmacenet_data *plat);
-
 int stmmac_pltfr_probe(struct platform_device *pdev,
 		       struct plat_stmmacenet_data *plat,
 		       struct stmmac_resources *res);