diff options
| author | Leah Rowe <leah@libreboot.org> | 2023-01-27 13:54:01 +0000 |
|---|---|---|
| committer | Leah Rowe <leah@libreboot.org> | 2023-01-27 13:54:01 +0000 |
| commit | 88a51531cf247a2825ad1a5496201972eb3eabc1 (patch) | |
| tree | a06e2d899a07b82cbd9a4a9ba19755219a6134c2 /util/nvmutil | |
| parent | ac1cab288d5b58085c0f07b8690a6084c0003fc0 (diff) | |
util/nvmutil: code cleanup in rhex()
Diffstat (limited to 'util/nvmutil')
| -rw-r--r-- | util/nvmutil/nvmutil.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c index 1adb7cab..ef89876b 100644 --- a/util/nvmutil/nvmutil.c +++ b/util/nvmutil/nvmutil.c @@ -252,19 +252,20 @@ rhex(void) static int rfd = -1; static uint8_t *rbuf = NULL; static size_t rindex = BUFSIZ; + int bsize = BUFSIZ; - if (rindex == BUFSIZ) { + if (rindex == bsize) { rindex = 0; if (rbuf == NULL) - if ((rbuf = (uint8_t *) malloc(BUFSIZ)) == NULL) + if ((rbuf = (uint8_t *) malloc(bsize)) == NULL) err(errno, NULL); if (rfd != -1) { if (close(rfd)) err(errno, "/dev/urandom"); rfd = -1; } - if (readFromFile(&rfd, rbuf, "/dev/urandom", O_RDONLY, BUFSIZ) - != BUFSIZ) + if (readFromFile(&rfd, rbuf, "/dev/urandom", O_RDONLY, bsize) + != bsize) err(errno, "/dev/urandom"); if (errno != 0) err(errno, "/dev/urandom"); |