The current code attempts assignment of -1 to an unsigned type. Note that
in a downstream function ion_page_pool_shrink this mask is only ever
evaluated against __GFP_HIGHMEM
(drivers/staging/android/ion/ion_page_pool.c, line 125).
Signed-off-by: Derek Yerger <dy@xxxxxxxxxx>
Reviewed-by: Laura Abbott <labbott@xxxxxxxxxx>
---
drivers/staging/android/ion/ion.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
index e237e9f..1dc3667 100644
--- a/drivers/staging/android/ion/ion.c
+++ b/drivers/staging/android/ion/ion.c
@@ -1472,7 +1472,7 @@ static int debug_shrink_set(void *data, u64 val)
struct shrink_control sc;
int objs;
- sc.gfp_mask = -1;
+ sc.gfp_mask = GFP_HIGHUSER;
sc.nr_to_scan = val;
if (!val) {
@@ -1490,7 +1490,7 @@ static int debug_shrink_get(void *data, u64 *val)
struct shrink_control sc;
int objs;
- sc.gfp_mask = -1;
+ sc.gfp_mask = GFP_HIGHUSER;
sc.nr_to_scan = 0;
objs = heap->shrinker.count_objects(&heap->shrinker, &sc);
--
2.5.0
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