From f0a4cb059d9232448766cd257e3485d1a9779f44 Mon Sep 17 00:00:00 2001
From: Flavio Ceolin <flavio.ceolin@intel.com>
Date: Sun, 15 Mar 2020 22:36:18 -0700
Subject: [PATCH] drivers: uart: Add uart_configure verification handler

uart_configure verification handler was missing what would cause a crash
if called from a user thread.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
---
 drivers/serial/uart_handlers.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/serial/uart_handlers.c b/drivers/serial/uart_handlers.c
index 6619c2d9f1b..6c100dd4a7c 100644
--- a/drivers/serial/uart_handlers.c
+++ b/drivers/serial/uart_handlers.c
@@ -51,6 +51,16 @@ static inline int z_vrfy_uart_config_get(struct device *dev,
 }
 #include <syscalls/uart_config_get_mrsh.c>
 
+static inline int z_vrfy_uart_configure(struct device *dev,
+		const struct uart_config *cfg)
+{
+	Z_OOPS(Z_SYSCALL_DRIVER_UART(dev, config_get));
+	Z_OOPS(Z_SYSCALL_MEMORY_READ(cfg, sizeof(struct uart_config)));
+
+	return z_impl_uart_configure(dev, cfg);
+}
+#include <syscalls/uart_configure_mrsh.c>
+
 #ifdef CONFIG_UART_ASYNC_API
 /* callback_set() excluded as we don't allow ISR callback installation from
  * user mode