[fix]修复log index2addr 溢出实际物理地址空间风险

Signed-off-by: jaffer <jaffer.work@foxmail.com>
3 years ago · a5f09478f7
parent af12a8e8a7
commit a5f09478f7
1 changed files with 1 additions and 2 deletions
--- a/easyflash/src/ef_log.c
+++ b/easyflash/src/ef_log.c
@ -463,8 +463,7 @@ static uint32_t log_index2addr(size_t index) {
        if (log_start_addr + index + header_total_offset < log_area_start_addr + LOG_AREA_SIZE) {
            return log_start_addr + index + header_total_offset;
        } else {
-            return log_start_addr + index + header_total_offset - LOG_AREA_SIZE;
-
+            return (log_start_addr + index + header_total_offset) % LOG_AREA_SIZE;
        }
    }
 }