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util/nvmutil: tidy up open_dev_urandom

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Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
2026-03-07 10:07:05 +00:00
parent 6a505c9162
commit c195e8cc2b
1 changed files with 15 additions and 12 deletions
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util/nvmutil/nvmutil.c
+5 -2
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@@ -357,9 +357,13 @@ open_dev_urandom(void)
{ {
struct stat st_urandom_fd; struct stat st_urandom_fd;
/*
* Try /dev/urandom first
*/
rname = newrandom; rname = newrandom;
if ((urandom_fd = open(rname, O_RDONLY)) != -1)
return;
if ((urandom_fd = open(rname, O_RDONLY)) == -1) {
/* /*
* Fall back to /dev/random on old platforms * Fall back to /dev/random on old platforms
* where /dev/urandom does not exist. * where /dev/urandom does not exist.
@@ -371,7 +375,6 @@ open_dev_urandom(void)
rname = oldrandom; rname = oldrandom;
xopen(&urandom_fd, rname, O_RDONLY, &st_urandom_fd); xopen(&urandom_fd, rname, O_RDONLY, &st_urandom_fd);
}
} }
#endif #endif