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authorMatt Johnston <matt@ucc.asn.au>2013-05-21 12:09:35 +0800
committerMatt Johnston <matt@ucc.asn.au>2013-05-21 12:09:35 +0800
commit04518e9e801ee57bd6d4caab470da8dc0ec98fd7 (patch)
tree5e46adedc7cd70e6f7b0547a200544cbcf80b96b /random.c
parent41f531ceafc86507c82847f44f9c9e126d798c48 (diff)
parenta57947c513a53e77de0b2eaa67ca6404f444a29f (diff)
merge in HEAD
--HG-- branch : ecc
Diffstat (limited to 'random.c')
-rw-r--r--random.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/random.c b/random.c
index c5a522e..17e3086 100644
--- a/random.c
+++ b/random.c
@@ -158,6 +158,9 @@ static void write_urandom()
/* This is opportunistic, don't worry about failure */
unsigned char buf[INIT_SEED_SIZE];
FILE *f = fopen(DROPBEAR_URANDOM_DEV, "w");
+ if (!f) {
+ return;
+ }
genrandom(buf, sizeof(buf));
fwrite(buf, sizeof(buf), 1, f);
fclose(f);