core/embed/unix/flash: Don't reopen flash emulation file.

5 years ago · 6d932a8a1d
parent a9454b216d
commit 6d932a8a1d
1 changed files with 3 additions and 1 deletions
--- a/core/embed/unix/flash.c
+++ b/core/embed/unix/flash.c
@ -83,7 +83,7 @@ const uint8_t STORAGE_SECTORS[STORAGE_SECTORS_COUNT] = {
    FLASH_SECTOR_STORAGE_2,
 };

-static uint8_t *FLASH_BUFFER;
+static uint8_t *FLASH_BUFFER = NULL;
 static uint32_t FLASH_SIZE;

 static void flash_exit(void) {
@ -92,6 +92,8 @@ static void flash_exit(void) {
 }

 void flash_init(void) {
+  if (FLASH_BUFFER) return;
+
  FLASH_SIZE = FLASH_SECTOR_TABLE[FLASH_SECTOR_COUNT] - FLASH_SECTOR_TABLE[0];

  // check whether the file exists and it has the correct size