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drm/etnaviv: unlock on error in etnaviv_gem_get_iova() 

We have to drop a lock before returning -ENOMEM here.

Fixes: a8c21a5451 ('drm/etnaviv: add initial etnaviv DRM driver')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Dan Carpenter 2016-01-04 16:10:24 +03:00 committed by Lucas Stach
parent c11b898963
commit ed94add00e
1 changed files with 4 additions and 2 deletions
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6
drivers/gpu/drm/etnaviv/etnaviv_gem.c
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@ -305,8 +305,10 @@ int etnaviv_gem_get_iova(struct etnaviv_gpu *gpu,
mapping = etnaviv_gem_get_vram_mapping(etnaviv_obj, NULL); mapping = etnaviv_gem_get_vram_mapping(etnaviv_obj, NULL);
if (!mapping) { if (!mapping) {
mapping = kzalloc(sizeof(*mapping), GFP_KERNEL); mapping = kzalloc(sizeof(*mapping), GFP_KERNEL);
if (!mapping) if (!mapping) {
return -ENOMEM; ret = -ENOMEM;
goto out;
}
INIT_LIST_HEAD(&mapping->scan_node); INIT_LIST_HEAD(&mapping->scan_node);
mapping->object = etnaviv_obj; mapping->object = etnaviv_obj;