initialize pointers passed to _alpm_pkg_dup

_alpm_pkg_dup leaves the destination pointer unaltered in case of fatal
errors, so when commits 2f0ca00e and be4198b3 freed the pointer, they
fixed a memory leak on non-fatal errors by replacing it with
a segmentation fault on fatal errors.

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>

2 files changed, 2 insertions, 2 deletions

diff --git a/lib/libalpm/db.c b/lib/libalpm/db.c
index bfc80ac8..ebcd1f89 100644
--- a/lib/libalpm/db.c
+++ b/lib/libalpm/db.c
@@ -565,7 +565,7 @@ alpm_list_t *_alpm_db_get_pkgcache(alpm_db_t *db)
 /* "duplicate" pkg then add it to pkgcache */
 int _alpm_db_add_pkgincache(alpm_db_t *db, alpm_pkg_t *pkg)
 {
-	alpm_pkg_t *newpkg;
+	alpm_pkg_t *newpkg = NULL;
 
 	if(db == NULL || pkg == NULL || !(db->status & DB_STATUS_PKGCACHE)) {
 		return -1;
diff --git a/lib/libalpm/deps.c b/lib/libalpm/deps.c
index d4fbf950..c340f112 100644
--- a/lib/libalpm/deps.c
+++ b/lib/libalpm/deps.c
@@ -609,7 +609,7 @@ int _alpm_recursedeps(alpm_db_t *db, alpm_list_t **targs, int include_explicit)
 			alpm_pkg_t *deppkg = j->data;
 			if(_alpm_pkg_depends_on(pkg, deppkg)
 					&& can_remove_package(db, deppkg, *targs, include_explicit)) {
-				alpm_pkg_t *copy;
+				alpm_pkg_t *copy = NULL;
 				_alpm_log(db->handle, ALPM_LOG_DEBUG, "adding '%s' to the targets\n",
 						deppkg->name);
 				/* add it to the target list */