diff options
author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2018-11-12 15:25:25 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-13 10:51:54 +0300 |
commit | d7e82b903dbd5f0295dad4a807ae1faf4ed5461e (patch) | |
tree | ddd16060578181d3fe94d263ce53f6d871926b80 /drivers/slimbus/qcom-ngd-ctrl.c | |
parent | 0c40b942f6a99f2ade4d43ed5186bbba1c88d9f6 (diff) | |
download | linux-d7e82b903dbd5f0295dad4a807ae1faf4ed5461e.tar.xz |
slimbus: ngd: Fix build error on x86
[ Upstream commit 458a445deb9c9fb13cec46fe9b179a84d2ff514f ]
on non DT platforms like x86 of_match_node is set to NULL, dereferencing
directly would throw an error.
Fix this by doing this in two steps, get the match then the data.
Reported-by: Greg KH <gregkh@linuxfoundation.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/slimbus/qcom-ngd-ctrl.c')
-rw-r--r-- | drivers/slimbus/qcom-ngd-ctrl.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c index d72f8eed2e8b..9221ba7b7863 100644 --- a/drivers/slimbus/qcom-ngd-ctrl.c +++ b/drivers/slimbus/qcom-ngd-ctrl.c @@ -1326,11 +1326,12 @@ static int of_qcom_slim_ngd_register(struct device *parent, { const struct ngd_reg_offset_data *data; struct qcom_slim_ngd *ngd; + const struct of_device_id *match; struct device_node *node; u32 id; - data = of_match_node(qcom_slim_ngd_dt_match, parent->of_node)->data; - + match = of_match_node(qcom_slim_ngd_dt_match, parent->of_node); + data = match->data; for_each_available_child_of_node(parent->of_node, node) { if (of_property_read_u32(node, "reg", &id)) continue; |