components/network/samba/patches/06-memset_for_pthread_mutex_init.patch

   1 # This patch is related to https://www.illumos.org/issues/9959.
   2 # For some reason the underlying OS does not memset the mutex to zero.
   3 # Therefore this patch does it.
   4
   5 diff -Naur samba-4.10.2.orig/lib/tdb/common/mutex.c samba-4.10.2/lib/tdb/common/mutex.c
   6 --- samba-4.10.2.orig/lib/tdb/common/mutex.c    2019-04-20 07:46:16.548548581 +0000
   7 +++ samba-4.10.2/lib/tdb/common/mutex.c 2019-04-21 11:12:25.665046799 +0000
   8 @@ -587,6 +587,7 @@
   9         for (i=0; i<tdb->hash_size+1; i++) {
  10                 pthread_mutex_t *chain = &m->hashchains[i];
  11
  12 +                (void) memset(chain, 0, sizeof(*chain));
  13                 ret = pthread_mutex_init(chain, &ma);
  14                 if (ret != 0) {
  15                         goto fail;
  16 @@ -595,6 +596,7 @@
  17
  18         m->allrecord_lock = F_UNLCK;
  19
  20 +        (void) memset(&m->allrecord_mutex, 0, sizeof(m->allrecord_mutex));
  21         ret = pthread_mutex_init(&m->allrecord_mutex, &ma);
  22         if (ret != 0) {
  23                 goto fail;
  24 @@ -885,6 +887,7 @@
  25         if (ret != 0) {
  26                 goto cleanup;
  27         }
  28 +        (void) memset(ptr, 0, sizeof(*ptr));
  29         ret = pthread_mutex_init(ptr, &ma);
  30         if (ret != 0) {
  31                 goto cleanup;