[Bf-blender-cvs] [42fde5d32b3] blender2.8: Fix memory leak when duplicating particles

[Sergey Sharybin]

Commit: 42fde5d32b35bef65f292461d800ebc36f35396f
Author: Sergey Sharybin
Date:   Tue Jun 26 11:31:28 2018 +0200
Branches: blender2.8
https://developer.blender.org/rB42fde5d32b35bef65f292461d800ebc36f35396f

Fix memory leak when duplicating particles

===================================================================

M	source/blender/blenkernel/intern/object_dupli.c

===================================================================

diff --git a/source/blender/blenkernel/intern/object_dupli.c b/source/blender/blenkernel/intern/object_dupli.c
index b7748039f62..33b65dbe4a3 100644
--- a/source/blender/blenkernel/intern/object_dupli.c
+++ b/source/blender/blenkernel/intern/object_dupli.c
@@ -837,7 +837,6 @@ static void make_duplis_particle_system(const DupliContext *ctx, ParticleSystem
 	float (*obmat)[4];
 	int a, b, hair = 0;
 	int totpart, totchild, totcollection = 0 /*, pa_num */;
-	RNG *rng;
 
 	int no_draw_flag = PARS_UNEXIST;
 
@@ -859,8 +858,6 @@ static void make_duplis_particle_system(const DupliContext *ctx, ParticleSystem
 	totpart = psys->totpart;
 	totchild = psys->totchild;
 
-	rng = BLI_rng_new_srandom(31415926u + (unsigned int)psys->seed);
-
 	if ((for_render || part->draw_as == PART_DRAW_REND) && ELEM(part->ren_as, PART_DRAW_OB, PART_DRAW_GR)) {
 		ParticleSimulationData sim = {NULL};
 		sim.depsgraph = ctx->depsgraph;
@@ -901,6 +898,7 @@ static void make_duplis_particle_system(const DupliContext *ctx, ParticleSystem
 			totpart = psys->totcached;
 		}
 
+		RNG *rng = BLI_rng_new_srandom(31415926u + (unsigned int)psys->seed);
 		psys_check_group_weights(part);
 
 		psys->lattice_deform_data = psys_create_lattice_deform_data(&sim);
@@ -1121,6 +1119,8 @@ static void make_duplis_particle_system(const DupliContext *ctx, ParticleSystem
 		}
 		else
 			*ob = obcopy;
+
+		BLI_rng_free(rng);
 	}
 
 	/* clean up */
@@ -1133,8 +1133,6 @@ static void make_duplis_particle_system(const DupliContext *ctx, ParticleSystem
 		end_latt_deform(psys->lattice_deform_data);
 		psys->lattice_deform_data = NULL;
 	}
-
-	BLI_rng_free(rng);
 }
 
 static void make_duplis_particles(const DupliContext *ctx)