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| author | Stewart Smith <stewart@linux.ibm.com> | 2019-03-18 16:52:19 +1100 |
|---|---|---|
| committer | Stewart Smith <stewart@linux.ibm.com> | 2019-03-20 14:27:08 +1100 |
| commit | bee7be6ab780a3bf51feb66a8a86cb9ff1bd7775 (patch) | |
| tree | c6305653cd33128bf634ffc7106dd889abd66506 | |
| parent | a2c13f1d6119004a4a1a4adbbbf773275282236d (diff) | |
| download | blackbird-skiboot-bee7be6ab780a3bf51feb66a8a86cb9ff1bd7775.tar.gz blackbird-skiboot-bee7be6ab780a3bf51feb66a8a86cb9ff1bd7775.zip | |
hdata: Prevent NULL dereference on duplicate slot map info
Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
| -rw-r--r-- | hdata/iohub.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/hdata/iohub.c b/hdata/iohub.c index ad1ddae4..028fc6ab 100644 --- a/hdata/iohub.c +++ b/hdata/iohub.c @@ -660,6 +660,10 @@ static void parse_one_slot(const struct slot_map_entry *entry, case st_rc_slot: node = dt_new_2addr(dt_slots, "root-complex", chip_id, entry->phb_index); + if (!node) { + SM_ERR("Couldn't add DT node\n"); + return; + } dt_add_property_cells(node, "reg", chip_id, entry->phb_index); dt_add_property_cells(node, "#address-cells", 2); dt_add_property_cells(node, "#size-cells", 0); |
