Fix undefined behavior

I run cppcheck :) Shifting *signed* 32-bit value by 31 bits is undefined behaviour.
2018-10-24 22:03:31 -07:00
parent fb93891685
commit a0e0e78551
1 changed files with 1 additions and 1 deletions
--- a/targets/stm32l442/src/flash.c
+++ b/targets/stm32l442/src/flash.c
@@ -89,5 +89,5 @@ void flash_write(uint32_t addr, uint8_t * data, size_t sz)

 void flash_lock()
 {
-    FLASH->CR |= (1<<31);
+    FLASH->CR |= (1U<<31);
 }