From 45038c42847476ce1aee5b09c47fb330a0108cd6 Mon Sep 17 00:00:00 2001 From: Thomas White Date: Mon, 23 Oct 2017 15:53:19 +0200 Subject: Check return values from fread/fgets --- tests/ring_check.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'tests/ring_check.c') diff --git a/tests/ring_check.c b/tests/ring_check.c index cc8a1c8e..0997447f 100644 --- a/tests/ring_check.c +++ b/tests/ring_check.c @@ -176,7 +176,11 @@ int main(int argc, char *argv[]) rng = gsl_rng_alloc(gsl_rng_mt19937); fh = fopen("/dev/urandom", "r"); - fread(&seed, sizeof(seed), 1, fh); + if ( fread(&seed, sizeof(seed), 1, fh) == 1 ) { + gsl_rng_set(rng, seed); + } else { + ERROR("Failed to seed RNG\n"); + } fclose(fh); gsl_rng_set(rng, seed); -- cgit v1.2.3