[SCM] Samba Shared Repository - branch master updated

Stefan Metzmacher metze at samba.org
Fri Mar 5 11:23:01 UTC 2021


The branch, master has been updated
       via  654c18a244f g_lock: Fix uninitalized variable reads
       via  84b634c6133 locking: Fix an uninitialized variable read
      from  29992fdbfbb vfs_aixacl2: Fix "mem_ctx" and "ppdesc" smb_fget_nt_acl_nfs4 args

https://git.samba.org/?p=samba.git;a=shortlog;h=master


- Log -----------------------------------------------------------------
commit 654c18a244f060d81280493a324b98602a69dbbf
Author: Volker Lendecke <vl at samba.org>
Date:   Wed Mar 3 19:15:31 2021 +0100

    g_lock: Fix uninitalized variable reads
    
    If dbwrap_watched_watch_recv() returns IO_TIMEOUT, "blockerdead" might
    be an uninitialized non-false, and further down we'll remove the wrong
    exclusive locker.
    
    Bug: https://bugzilla.samba.org/show_bug.cgi?id=14636
    Signed-off-by: Volker Lendecke <vl at samba.org>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>
    
    Autobuild-User(master): Stefan Metzmacher <metze at samba.org>
    Autobuild-Date(master): Fri Mar  5 11:22:07 UTC 2021 on sn-devel-184

commit 84b634c613352fc1da8e1525d72597c526d534d2
Author: Volker Lendecke <vl at samba.org>
Date:   Wed Mar 3 19:19:23 2021 +0100

    locking: Fix an uninitialized variable read
    
    Bug: https://bugzilla.samba.org/show_bug.cgi?id=14636
    Signed-off-by: Volker Lendecke <vl at samba.org>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>

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

Summary of changes:
 source3/lib/g_lock.c              | 4 ++--
 source3/locking/share_mode_lock.c | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)


Changeset truncated at 500 lines:

diff --git a/source3/lib/g_lock.c b/source3/lib/g_lock.c
index c36539393e1..36b527706da 100644
--- a/source3/lib/g_lock.c
+++ b/source3/lib/g_lock.c
@@ -646,8 +646,8 @@ static void g_lock_lock_retry(struct tevent_req *subreq)
 	struct g_lock_lock_state *state = tevent_req_data(
 		req, struct g_lock_lock_state);
 	struct g_lock_lock_fn_state fn_state;
-	struct server_id blocker;
-	bool blockerdead;
+	struct server_id blocker = { .pid = 0 };
+	bool blockerdead = false;
 	NTSTATUS status;
 
 	status = dbwrap_watched_watch_recv(subreq, &blockerdead, &blocker);
diff --git a/source3/locking/share_mode_lock.c b/source3/locking/share_mode_lock.c
index e8bb3e58e1f..d8c5222d70a 100644
--- a/source3/locking/share_mode_lock.c
+++ b/source3/locking/share_mode_lock.c
@@ -2167,7 +2167,7 @@ static bool share_mode_entry_do(
 	struct locking_tdb_data *ltdb = NULL;
 	size_t idx;
 	bool found = false;
-	bool modified;
+	bool modified = false;
 	struct share_mode_entry e;
 	uint8_t *e_ptr = NULL;
 	bool had_share_entries, have_share_entries;


-- 
Samba Shared Repository



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