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drm/ast: Fix memleak in error path in ast_bo_create() 

The allocated struct ast_bo was not freed in all error paths.
This patch consolidates error handling and fixes this.

Signed-off-by: Egbert Eich <eich@suse.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
hifive-unleashed-5.1
Egbert Eich 2017-07-18 16:47:38 +02:00 committed by Dave Airlie
parent f3b91060b5
commit b2d44e2381
1 changed files with 6 additions and 5 deletions
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11
drivers/gpu/drm/ast/ast_ttm.c
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@ -323,10 +323,8 @@ int ast_bo_create(struct drm_device *dev, int size, int align,
return -ENOMEM;
ret = drm_gem_object_init(dev, &astbo->gem, size);
if (ret) {
kfree(astbo);
return ret;
}
if (ret)
goto error;
astbo->bo.bdev = &ast->ttm.bdev;
@ -340,10 +338,13 @@ int ast_bo_create(struct drm_device *dev, int size, int align,
align >> PAGE_SHIFT, false, NULL, acc_size,
NULL, NULL, ast_bo_ttm_destroy);
if (ret)
return ret;
goto error;
*pastbo = astbo;
return 0;
error:
kfree(astbo);
return ret;
}
static inline u64 ast_bo_gpu_offset(struct ast_bo *bo)