lib: Open tdb files with O_CLOEXEC

After an exec() the fd's don't make sense anymore Signed-off-by: Volker Lendecke <[email protected]> Reviewed-by: Jeremy Allison <[email protected]>
dut3062796s · Jun 4, 2021 · b619195 · b619195
1 parent 87a0a20
commit b619195
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/lib/tdb_wrap/tdb_wrap.c b/lib/tdb_wrap/tdb_wrap.c
@@ -20,6 +20,7 @@
 */
 
 #include "replace.h"
+#include "system/filesys.h"
 #include "lib/util/dlinklist.h"
 #include "lib/util/debug.h"
 #include "tdb_wrap.h"
@@ -100,6 +101,11 @@ static struct tdb_wrap_private *tdb_wrap_private_open(TALLOC_CTX *mem_ctx,
 	/* Doesn't fail, see talloc_pooled_object */
 	result->name = talloc_strdup(result, name);
 
+	/*
+	 * TDB files don't make sense after execve()
+	 */
+	open_flags |= O_CLOEXEC;
+
 	result->tdb = tdb_open_ex(name, hash_size, tdb_flags,
 				  open_flags, mode, &lctx, NULL);
 	if (result->tdb == NULL) {