diff options
Diffstat (limited to 'crypto/mem_clr.c')
| -rw-r--r-- | crypto/mem_clr.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/crypto/mem_clr.c b/crypto/mem_clr.c index e4b7f540b0..add1f78020 100644 --- a/crypto/mem_clr.c +++ b/crypto/mem_clr.c @@ -64,12 +64,14 @@ unsigned char cleanse_ctr = 0; void OPENSSL_cleanse(void *ptr, size_t len) { unsigned char *p = ptr; - size_t loop = len; + size_t loop = len, ctr = cleanse_ctr; while(loop--) { - *(p++) = cleanse_ctr; - cleanse_ctr += (17 + (unsigned char)((int)p & 0xF)); + *(p++) = (unsigned char)ctr; + ctr += (17 + ((size_t)p & 0xF)); } - if(memchr(ptr, cleanse_ctr, len)) - cleanse_ctr += 63; + p=memchr(ptr, (unsigned char)ctr, len); + if(p) + ctr += (63 + (size_t)p); + cleanse_ctr = (unsigned char)ctr; } |