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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-12-03 07:55:28 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-12-03 07:55:28 +0100
commitd5d12ce229c17fde99c6f8cc42f3701264a60e8c (patch)
tree9d3c4ec71ea8cab74d02b8311997630d651767eb /drivers/of/of_numa.c
parent7626e002225a4c1b9455689b1f22909dfeff43ca (diff)
parent2595646791c319cadfdbf271563aac97d0843dc7 (diff)
downloadtalos-op-linux-d5d12ce229c17fde99c6f8cc42f3701264a60e8c.tar.gz
talos-op-linux-d5d12ce229c17fde99c6f8cc42f3701264a60e8c.zip
Merge 4.20-rc5 into staging-next
We need the staging fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/of/of_numa.c')
-rw-r--r--drivers/of/of_numa.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/of/of_numa.c b/drivers/of/of_numa.c
index 35c64a4295e0..fe6b13608e51 100644
--- a/drivers/of/of_numa.c
+++ b/drivers/of/of_numa.c
@@ -104,9 +104,14 @@ static int __init of_numa_parse_distance_map_v1(struct device_node *map)
distance = of_read_number(matrix, 1);
matrix++;
+ if ((nodea == nodeb && distance != LOCAL_DISTANCE) ||
+ (nodea != nodeb && distance <= LOCAL_DISTANCE)) {
+ pr_err("Invalid distance[node%d -> node%d] = %d\n",
+ nodea, nodeb, distance);
+ return -EINVAL;
+ }
+
numa_set_distance(nodea, nodeb, distance);
- pr_debug("distance[node%d -> node%d] = %d\n",
- nodea, nodeb, distance);
/* Set default distance of node B->A same as A->B */
if (nodeb > nodea)
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