2013-10-08 10:36:27

by Majunath Goudar

[permalink] [raw]
Subject: [PATCH] DRM: TTM: Fix memory leak issue in ttm_agp_tt_create().

This patch adds kfree() in ttm_agp_tt_create() to avoide the
memory leak, without this there is a chance of memory leak in
ttm_tt_init() fail case.

Signed-off-by: Jeyaraman R <[email protected]>
Signed-off-by: Manjunath Goudar <[email protected]>
Cc: David Airlie <[email protected]>
Cc: "Paul E. McKenney" <[email protected]>
Cc: David Howells <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Dave Jones <[email protected]>
Cc: Dave Airlie <[email protected]>
Cc: [email protected]
Cc: [email protected]
---
drivers/gpu/drm/ttm/ttm_agp_backend.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/ttm/ttm_agp_backend.c b/drivers/gpu/drm/ttm/ttm_agp_backend.c
index 3302f99..764be36 100644
--- a/drivers/gpu/drm/ttm/ttm_agp_backend.c
+++ b/drivers/gpu/drm/ttm/ttm_agp_backend.c
@@ -126,6 +126,7 @@ struct ttm_tt *ttm_agp_tt_create(struct ttm_bo_device *bdev,
agp_be->ttm.func = &ttm_agp_func;

if (ttm_tt_init(&agp_be->ttm, bdev, size, page_flags, dummy_read_page)) {
+ kfree(agp_be);
return NULL;
}

--
1.7.9.5