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authorRikard Falkeborn <rikard.falkeborn@gmail.com>2015-10-25 12:39:27 +0100
committerAllan McRae <allan@archlinux.org>2015-10-27 14:22:30 +1000
commit0c5dbdbfeca8a26d015230a8edd6d7c4c91d386a (patch)
tree6d4721bd0446586a6e8d7528edb3709ba8f2a054
parent4c5bf09eec4835f8dfd300215f16289d106266d5 (diff)
Alpm, check for NULL in free-functions
Also, use FREE() instead of free() in _alpm_backup_free() to set the pointers to NULL. Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> Signed-off-by: Allan McRae <allan@archlinux.org>
-rw-r--r--lib/libalpm/backup.c7
-rw-r--r--lib/libalpm/conflict.c2
-rw-r--r--lib/libalpm/db.c1
-rw-r--r--lib/libalpm/delta.c1
-rw-r--r--lib/libalpm/deps.c2
-rw-r--r--lib/libalpm/graph.c1
6 files changed, 11 insertions, 3 deletions
diff --git a/lib/libalpm/backup.c b/lib/libalpm/backup.c
index 5ccec036..3d1d6de7 100644
--- a/lib/libalpm/backup.c
+++ b/lib/libalpm/backup.c
@@ -76,9 +76,10 @@ alpm_backup_t *_alpm_needbackup(const char *file, alpm_pkg_t *pkg)
void _alpm_backup_free(alpm_backup_t *backup)
{
- free(backup->name);
- free(backup->hash);
- free(backup);
+ ASSERT(backup != NULL, return);
+ FREE(backup->name);
+ FREE(backup->hash);
+ FREE(backup);
}
alpm_backup_t *_alpm_backup_dup(const alpm_backup_t *backup)
diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c
index 0af3e3a8..41b8393c 100644
--- a/lib/libalpm/conflict.c
+++ b/lib/libalpm/conflict.c
@@ -68,6 +68,7 @@ error:
*/
void SYMEXPORT alpm_conflict_free(alpm_conflict_t *conflict)
{
+ ASSERT(conflict != NULL, return);
FREE(conflict->package2);
FREE(conflict->package1);
FREE(conflict);
@@ -301,6 +302,7 @@ error:
*/
void SYMEXPORT alpm_fileconflict_free(alpm_fileconflict_t *conflict)
{
+ ASSERT(conflict != NULL, return);
FREE(conflict->ctarget);
FREE(conflict->file);
FREE(conflict->target);
diff --git a/lib/libalpm/db.c b/lib/libalpm/db.c
index b94d3342..bb4c4bd9 100644
--- a/lib/libalpm/db.c
+++ b/lib/libalpm/db.c
@@ -344,6 +344,7 @@ alpm_db_t *_alpm_db_new(const char *treename, int is_local)
void _alpm_db_free(alpm_db_t *db)
{
+ ASSERT(db != NULL, return);
/* cleanup pkgcache */
_alpm_db_free_pkgcache(db);
/* cleanup server list */
diff --git a/lib/libalpm/delta.c b/lib/libalpm/delta.c
index a43269d0..5ea20692 100644
--- a/lib/libalpm/delta.c
+++ b/lib/libalpm/delta.c
@@ -335,6 +335,7 @@ error:
void _alpm_delta_free(alpm_delta_t *delta)
{
+ ASSERT(delta != NULL, return);
FREE(delta->delta);
FREE(delta->delta_md5);
FREE(delta->from);
diff --git a/lib/libalpm/deps.c b/lib/libalpm/deps.c
index 34ac8d39..f846b1ce 100644
--- a/lib/libalpm/deps.c
+++ b/lib/libalpm/deps.c
@@ -37,6 +37,7 @@
void SYMEXPORT alpm_dep_free(alpm_depend_t *dep)
{
+ ASSERT(dep != NULL, return);
FREE(dep->name);
FREE(dep->version);
FREE(dep->desc);
@@ -63,6 +64,7 @@ error:
void SYMEXPORT alpm_depmissing_free(alpm_depmissing_t *miss)
{
+ ASSERT(miss != NULL, return);
alpm_dep_free(miss->depend);
FREE(miss->target);
FREE(miss->causingpkg);
diff --git a/lib/libalpm/graph.c b/lib/libalpm/graph.c
index 4d58169c..7c3cce14 100644
--- a/lib/libalpm/graph.c
+++ b/lib/libalpm/graph.c
@@ -31,6 +31,7 @@ alpm_graph_t *_alpm_graph_new(void)
void _alpm_graph_free(void *data)
{
+ ASSERT(data != NULL, return);
alpm_graph_t *graph = data;
alpm_list_free(graph->children);
free(graph);