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-rw-r--r--src/plugins/crypto_openssl/main.c21
1 files changed, 8 insertions, 13 deletions
diff --git a/src/plugins/crypto_openssl/main.c b/src/plugins/crypto_openssl/main.c
index 38da2766e13..6843880eed0 100644
--- a/src/plugins/crypto_openssl/main.c
+++ b/src/plugins/crypto_openssl/main.c
@@ -15,6 +15,8 @@
*------------------------------------------------------------------
*/
+#include <sys/random.h>
+
#include <openssl/evp.h>
#include <openssl/hmac.h>
#include <openssl/rand.h>
@@ -474,9 +476,12 @@ crypto_openssl_init (vlib_main_t * vm)
{
vlib_thread_main_t *tm = vlib_get_thread_main ();
openssl_per_thread_data_t *ptd;
- u8 *seed_data = 0;
- time_t t;
- pid_t pid;
+ u8 seed[32];
+
+ if (getrandom (&seed, sizeof (seed), 0) != sizeof (seed))
+ return clib_error_return_unix (0, "getrandom() failed");
+
+ RAND_seed (seed, sizeof (seed));
u32 eidx = vnet_crypto_register_engine (vm, "openssl", 50, "OpenSSL");
@@ -522,16 +527,6 @@ crypto_openssl_init (vlib_main_t * vm)
#endif
}
- t = time (NULL);
- pid = getpid ();
- vec_add (seed_data, &t, sizeof (t));
- vec_add (seed_data, &pid, sizeof (pid));
- vec_add (seed_data, &seed_data, sizeof (seed_data));
-
- RAND_seed ((const void *) seed_data, vec_len (seed_data));
-
- vec_free (seed_data);
-
return 0;
}