Fixed buffer overflow due to mistaking prog_size for cache_size

found by ajaybhargav
2019-04-12 08:41:42 -05:00
1 changed files with 1 additions and 1 deletions
--- a/lfs.c
+++ b/lfs.c
@ -29,7 +29,7 @@ static inline void lfs_cache_drop(lfs_t *lfs, lfs_cache_t *rcache) {

 static inline void lfs_cache_zero(lfs_t *lfs, lfs_cache_t *pcache) {
    // zero to avoid information leak
-    memset(pcache->buffer, 0xff, lfs->cfg->prog_size);
+    memset(pcache->buffer, 0xff, lfs->cfg->cache_size);
    pcache->block = 0xffffffff;
 }