diff options
| -rw-r--r-- | src/basic/random-util.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/basic/random-util.c b/src/basic/random-util.c index 589575cf00..a8bcee1843 100644 --- a/src/basic/random-util.c +++ b/src/basic/random-util.c @@ -46,8 +46,8 @@ int acquire_random_bytes(void *p, size_t n, bool high_quality_required) { static int have_syscall = -1; _cleanup_close_ int fd = -1; - int r; unsigned already_done = 0; + int r; /* Gathers some randomness from the kernel. This call will never block. If * high_quality_required, it will always return some data from the kernel, @@ -61,7 +61,7 @@ int acquire_random_bytes(void *p, size_t n, bool high_quality_required) { r = getrandom(p, n, GRND_NONBLOCK); if (r > 0) { have_syscall = true; - if (r == (int) n) + if ((size_t) r == n) return 0; if (!high_quality_required) { /* Fill in the remaing bytes using pseudorandom values */ @@ -147,11 +147,11 @@ void pseudorandom_bytes(void *p, size_t n) { rr = (unsigned) rand(); #if RAND_STEP >= 3 - if (q - (uint8_t*) p + 2 < (ptrdiff_t) n) + if ((size_t) (q - (uint8_t*) p + 2) < n) q[2] = rr >> 16; #endif #if RAND_STEP >= 2 - if (q - (uint8_t*) p + 1 < (ptrdiff_t) n) + if ((size_t) (q - (uint8_t*) p + 1) < n) q[1] = rr >> 8; #endif q[0] = rr; |