[fix]修复log index2addr 溢出实际物理地址空间风险

Signed-off-by: jaffer <[email protected]>
armink · Dec 10, 2022 · a5f0947 · a5f0947
1 parent af12a8e
commit a5f0947
Showing 1 changed file with 1 addition and 2 deletions.
diff --git 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;
         }
     }
 }