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authorLeah Rowe <leah@libreboot.org>2026-03-25 19:30:06 +0000
committerLeah Rowe <leah@libreboot.org>2026-03-25 19:30:06 +0000
commit5f0021ce46365de65d21dad7497b30e60be86205 (patch)
tree2884b70d78271d6a105b3c16dc9f25a11f328163 /util/libreboot-utils/lib
parentdd599d8f322e6393900562ec782b7888aa1b7876 (diff)
fix offset on urandom falback
Signed-off-by: Leah Rowe <leah@libreboot.org>
Diffstat (limited to 'util/libreboot-utils/lib')
-rw-r--r--util/libreboot-utils/lib/rand.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/util/libreboot-utils/lib/rand.c b/util/libreboot-utils/lib/rand.c
index 9cb52386..11d99ffa 100644
--- a/util/libreboot-utils/lib/rand.c
+++ b/util/libreboot-utils/lib/rand.c
@@ -52,7 +52,7 @@ rset(void *buf, size_t n)
if ((fd = open("/dev/urandom", O_RDONLY)) < 0)
goto err;
retry_rand:
- if ((rc = read(fd, buf, n)) < 0) {
+ if ((rc = read(fd, buf + off, n - off)) < 0) {
#elif defined(__linux__)
retry_rand:
if ((rc = (ssize_t)syscall(SYS_getrandom,