Allow for null data write to allocate physical space.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
2022-02-25 17:03:05 +01:00
parent 857aaf2679
commit 6777221e48
2 changed files with 7 additions and 2 deletions
--- a/low_flash.c
+++ b/low_flash.c
@@ -132,6 +132,9 @@ int flash_program_block(uintptr_t addr, const uint8_t *data, size_t len) {
    uintptr_t addr_alg = addr & -FLASH_SECTOR_SIZE;
    page_flash_t *p = NULL;
    
+    if (!data || len == 0)
+        return HSM_ERR_NULL_PARAM;
+    
    mutex_enter_blocking(&mtx_flash);
    if (ready_pages == TOTAL_FLASH_PAGES) {
        mutex_exit(&mtx_flash);