[git] GCRYPT - branch, master, updated. libgcrypt-1.8.1-60-g0de2a22

[by NIIBE Yutaka]

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- Log -----------------------------------------------------------------
commit 0de2a22fcf6607d0aecb550feefa414cee3731b2
Author: NIIBE Yutaka <gniibe at fsij.org>
Date:   Tue Apr 10 11:01:57 2018 +0900

    random: Protect another use of jent_rng_collector.
    
    * random/rndjent.c (_gcry_rndjent_get_version): Lock the access.
    
    Signed-off-by: NIIBE Yutaka <gniibe at fsij.org>

diff --git a/random/rndjent.c b/random/rndjent.c
index 6e56c8a..0c5a820 100644
--- a/random/rndjent.c
+++ b/random/rndjent.c
@@ -334,11 +334,13 @@ _gcry_rndjent_get_version (int *r_active)
     {
       if (r_active)
         {
+          lock_rng ();
           /* Make sure the RNG is initialized.  */
           _gcry_rndjent_poll (NULL, 0, 0);
           /* To ease debugging we store 2 for a clock_gettime based
            * implementation and 1 for a rdtsc based code.  */
           *r_active = jent_rng_collector? is_rng_available () : 0;
+          unlock_rng ();
         }
       return jent_version ();
     }

-----------------------------------------------------------------------

Summary of changes:
 random/rndjent.c | 2 ++
 1 file changed, 2 insertions(+)


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