[HAL][FMC] Add missing return at end of non void functions
diff --git a/Src/stm32f1xx_hal_nand.c b/Src/stm32f1xx_hal_nand.c
index 88930ca..184912f 100644
--- a/Src/stm32f1xx_hal_nand.c
+++ b/Src/stm32f1xx_hal_nand.c
@@ -2037,6 +2037,7 @@
     status =  HAL_ERROR;
   }
 
+  return status;
 }
 
 /**
@@ -2095,6 +2096,7 @@
     status =  HAL_ERROR;
   }
 
+  return status;
 }
 #endif /* USE_HAL_NAND_REGISTER_CALLBACKS */