Some schemes can allocate memory for internal purposes but when

GEOM does withering this memory doesn't freed. Add G_PART_DESTROY
call to g_part_wither. Also add missed g_free() call to G_PART_READ
method for MBR and PC98 schemes.

Submitted by:	jh (previous version)
Reviewed by:	pjd
Approved by:	kib (mentor)

3 files changed, 3 insertions, 0 deletions

diff --git a/sys/geom/part/g_part.c b/sys/geom/part/g_part.c
index cd1979b..9e7c9c0 100644
--- a/sys/geom/part/g_part.c
+++ b/sys/geom/part/g_part.c
@@ -1273,6 +1273,7 @@ g_part_wither(struct g_geom *gp, int error)
 
 	table = gp->softc;
 	if (table != NULL) {
+		G_PART_DESTROY(table, NULL);
 		while ((entry = LIST_FIRST(&table->gpt_entry)) != NULL) {
 			LIST_REMOVE(entry, gpe_entry);
 			g_free(entry);
diff --git a/sys/geom/part/g_part_mbr.c b/sys/geom/part/g_part_mbr.c
index 6cc6245..c006c59 100644
--- a/sys/geom/part/g_part_mbr.c
+++ b/sys/geom/part/g_part_mbr.c
@@ -465,6 +465,7 @@ g_part_mbr_read(struct g_part_table *basetable, struct g_consumer *cp)
 	basetable->gpt_first = basetable->gpt_sectors;
 	basetable->gpt_last = msize - (msize % basetable->gpt_sectors) - 1;
 
+	g_free(buf);
 	return (0);
 }
 
diff --git a/sys/geom/part/g_part_pc98.c b/sys/geom/part/g_part_pc98.c
index ab83662..a4235d6 100644
--- a/sys/geom/part/g_part_pc98.c
+++ b/sys/geom/part/g_part_pc98.c
@@ -458,6 +458,7 @@ g_part_pc98_read(struct g_part_table *basetable, struct g_consumer *cp)
 	basetable->gpt_first = cyl;
 	basetable->gpt_last = msize - (msize % cyl) - 1;
 
+	g_free(buf);
 	return (0);
 }