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Check random_get_bytes() result before writing entropy file

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This commit is contained in:
Jouni Malinen 2011-07-15 17:17:48 +03:00
parent 6cd930cb3c
commit 15f0961447
1 changed files with 2 additions and 1 deletions
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3
src/crypto/random.c
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@ -358,7 +358,8 @@ static void random_write_entropy(void)
if (!random_entropy_file) if (!random_entropy_file)
return; return;
random_get_bytes(buf, RANDOM_ENTROPY_SIZE); if (random_get_bytes(buf, RANDOM_ENTROPY_SIZE) < 0)
return;
f = fopen(random_entropy_file, "wb"); f = fopen(random_entropy_file, "wb");
if (f == NULL) { if (f == NULL) {