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[v5,05/11] media: vsp1: Clean up DLM objects on error

Message ID f3afbd64f3dc876028a91097fc14079f37eb1e80.1531857988.git-series.kieran.bingham+renesas@ideasonboard.com (mailing list archive)
State Not Applicable
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Kieran Bingham July 17, 2018, 8:35 p.m. UTC 
From: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>

If there is an error allocating a display list within a DLM object
the existing display lists are not free'd, and neither is the DL body
pool.

Use the existing vsp1_dlm_destroy() function to clean up on error.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 drivers/media/platform/vsp1/vsp1_dl.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/media/platform/vsp1/vsp1_dl.c b/drivers/media/platform/vsp1/vsp1_dl.c
index da73881a975b..3bf5b0b871b6 100644
--- a/drivers/media/platform/vsp1/vsp1_dl.c
+++ b/drivers/media/platform/vsp1/vsp1_dl.c
@@ -857,8 +857,10 @@  struct vsp1_dl_manager *vsp1_dlm_create(struct vsp1_device *vsp1,
 		struct vsp1_dl_list *dl;
 
 		dl = vsp1_dl_list_alloc(dlm);
-		if (!dl)
+		if (!dl) {
+			vsp1_dlm_destroy(dlm);
 			return NULL;
+		}
 
 		list_add_tail(&dl->list, &dlm->free);
 	}