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Fix undefined behavior

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I run cppcheck :)
Shifting *signed* 32-bit value by 31 bits is undefined behaviour.
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Emanuele Cesena 2018-10-24 22:03:31 -07:00 committed by GitHub
parent fb93891685
commit a0e0e78551
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1 changed files with 1 additions and 1 deletions
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targets/stm32l442/src/flash.c
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@ -89,5 +89,5 @@ void flash_write(uint32_t addr, uint8_t * data, size_t sz)
void flash_lock() void flash_lock()
{ {
FLASH->CR |= (1<<31); FLASH->CR |= (1U<<31);
} }