diff options
| author | Leah Rowe <leah@libreboot.org> | 2022-12-03 11:55:38 +0000 |
|---|---|---|
| committer | Leah Rowe <leah@libreboot.org> | 2022-12-03 11:55:38 +0000 |
| commit | e2e321fc2013086f0bdb6a011159f201a06d1b06 (patch) | |
| tree | ad1c42cee13b20b7c4576e694c0f37bd95055fb8 /util/nvmutil/nvmutil.c | |
| parent | a6d0112d863c6ab0be806f36823b584c48636a52 (diff) | |
util/nvmutil: use BUFSIZ for rmac size in hextonum
I will be using this function elsewhere, and in general
I want this to be usable for lots of programs.
Diffstat (limited to 'util/nvmutil/nvmutil.c')
| -rw-r--r-- | util/nvmutil/nvmutil.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c index 11484533..4a021654 100644 --- a/util/nvmutil/nvmutil.c +++ b/util/nvmutil/nvmutil.c @@ -219,18 +219,18 @@ hextonum(char chs) uint8_t val8, ch; static int macfd; static uint8_t *rmac = NULL; - static int random; - if (random > 11) { + static size_t random; + if (random == BUFSIZ) { close(macfd); free(rmac); rmac = NULL; } if (rmac == NULL) { random = 0; - if ((rmac = (uint8_t *) malloc(12)) == NULL) + if ((rmac = (uint8_t *) malloc(BUFSIZ)) == NULL) err(1, NULL); - if (readFromFile(&macfd, rmac, "/dev/urandom", O_RDONLY, 12) - != 12) { + if (readFromFile(&macfd, rmac, "/dev/urandom", O_RDONLY, + BUFSIZ) != BUFSIZ) { warn("%s", "/dev/urandom"); return 16; } |