diff options
Diffstat (limited to 'lib/crypt-des.c')
| -rw-r--r-- | lib/crypt-des.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/crypt-des.c b/lib/crypt-des.c index 49272a6..d2e7cd8 100644 --- a/lib/crypt-des.c +++ b/lib/crypt-des.c @@ -114,7 +114,7 @@ des_gen_hash (struct des_ctx *ctx, uint32_t count, uint8_t *output, c1 = *sptr++; *output++ = ascii64[c1 >> 2]; c1 = (c1 & 0x03) << 4; - if (sptr >= end) + if (end - sptr <= 0) { *output++ = ascii64[c1]; break; @@ -124,7 +124,7 @@ des_gen_hash (struct des_ctx *ctx, uint32_t count, uint8_t *output, c1 |= c2 >> 4; *output++ = ascii64[c1]; c1 = (c2 & 0x0f) << 2; - if (sptr >= end) + if (end - sptr <= 0) { *output++ = ascii64[c1]; break; @@ -135,7 +135,7 @@ des_gen_hash (struct des_ctx *ctx, uint32_t count, uint8_t *output, *output++ = ascii64[c1]; *output++ = ascii64[c2 & 0x3f]; } - while (sptr < end); + while (end - sptr > 0); *output = '\0'; } #endif |