drm/etnaviv: NULL vs IS_ERR() buf in etnaviv_core_dump()

[ Upstream commit f8261c376e ]

The etnaviv_gem_get_pages() never returns NULL.  It returns error
pointers on error.

Fixes: a8c21a5451 ("drm/etnaviv: add initial etnaviv DRM driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dan Carpenter
2019-01-14 13:49:46 +03:00
committed by Greg Kroah-Hartman
parent 3dca62aea2
commit b6c6eac622

View File

@@ -217,7 +217,7 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu)
mutex_lock(&obj->lock);
pages = etnaviv_gem_get_pages(obj);
mutex_unlock(&obj->lock);
if (pages) {
if (!IS_ERR(pages)) {
int j;
iter.hdr->data[0] = bomap - bomap_start;