commit 3448b552964a526641d2e85b4ed27ebe3465f100

Author: Panu Matilainen <pmatilai@redhat.com>

Date:   Thu Feb 26 10:49:38 2009 +0200

    Handle empty argv passed to rpmdsDupArgv()

    - same as 94552b96256c3620b4be407c501d0d926c081963, apt-rpm expects to

      pass empty version as NULL to rpmdsSingle()

diff --git a/lib/rpmds.c b/lib/rpmds.c

index 02b539c..bc829f4 100644

--- a/lib/rpmds.c

+++ b/lib/rpmds.c

@@ -508,15 +508,14 @@ const char ** rpmdsDupArgv(const char ** argv, int argc)

     if (argv == NULL)

 	return NULL;

-    for (ac = 0; ac < argc; ac++) {

-assert(argv[ac] != NULL);

+    for (ac = 0; ac < argc && argv[ac]; ac++) {

 	nb += strlen(argv[ac]) + 1;

     }

     nb += (ac + 1) * sizeof(*av);

     av = xmalloc(nb);

     t = (char *) (av + ac + 1);

-    for (ac = 0; ac < argc; ac++) {

+    for (ac = 0; ac < argc && argv[ac]; ac++) {

 	av[ac] = t;

 	t = stpcpy(t, argv[ac]) + 1;

     }