diff options
| -rw-r--r-- | util/nvmutil/nvmutil.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c index 4a021654..acaf5a98 100644 --- a/util/nvmutil/nvmutil.c +++ b/util/nvmutil/nvmutil.c @@ -218,18 +218,18 @@ hextonum(char chs) { uint8_t val8, ch; static int macfd; - static uint8_t *rmac = NULL; - static size_t random; - if (random == BUFSIZ) { + static uint8_t *rbuf = NULL; + static size_t rindex; + if (rindex == BUFSIZ) { close(macfd); - free(rmac); - rmac = NULL; + free(rbuf); + rbuf = NULL; } - if (rmac == NULL) { - random = 0; - if ((rmac = (uint8_t *) malloc(BUFSIZ)) == NULL) + if (rbuf == NULL) { + rindex = 0; + if ((rbuf = (uint8_t *) malloc(BUFSIZ)) == NULL) err(1, NULL); - if (readFromFile(&macfd, rmac, "/dev/urandom", O_RDONLY, + if (readFromFile(&macfd, rbuf, "/dev/urandom", O_RDONLY, BUFSIZ) != BUFSIZ) { warn("%s", "/dev/urandom"); return 16; @@ -244,7 +244,7 @@ hextonum(char chs) } else if ((ch >= 'a') && (ch <= 'f')) { val8 = ch - 'a' + 10; } else if (ch == '?') { - val8 = rmac[random++] & 0xf; + val8 = rbuf[rindex++] & 0xf; } else { return 16; } |