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

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[ Upstream commit f8261c376e7f8cb9024af5a6c54be540c7f9108e ]

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

Fixes: a8c21a5451d8 ("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 70da6cce28
commit 199b745a0b
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/etnaviv/etnaviv_dump.c
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@ -207,7 +207,7 @@ 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;