Reported by Tim Kosse: on Unix, read_random_seed() wasn't correctly checking

the return from open() and behaved wrongly in the absence of a seed file.

[originally from svn r8517]

diff --git a/unix/uxstore.c b/unix/uxstore.c
index 9d767266dcaeca192afe58889ce44e4e0106163d..2476e4edf5e88d0b364052763d3f78d1a5293519 100644 (file)
--- a/unix/uxstore.c
+++ b/unix/uxstore.c
@@ -638,7 +638,7 @@ void read_random_seed(noise_consumer_t consumer)
     fname = make_filename(INDEX_RANDSEED, NULL);
     fd = open(fname, O_RDONLY);
     sfree(fname);
-    if (fd) {
+    if (fd >= 0) {
        char buf[512];
        int ret;
        while ( (ret = read(fd, buf, sizeof(buf))) > 0)