[PATCH 3/3] ath10k: do not check if reset is NULL
From: Masahiro Yamada
Date: Tue Sep 06 2016 - 08:39:20 EST
Since reset_control_get() never returns NULL, we can use IS_ERR()
instead of IS_ERR_OR_NULL(). The return statements can be simpler
as well.
Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath10k/ahb.c | 25 ++++++++++---------------
1 file changed, 10 insertions(+), 15 deletions(-)
diff --git a/drivers/net/wireless/ath/ath10k/ahb.c b/drivers/net/wireless/ath/ath10k/ahb.c
index 6b355ee..b29dc4d 100644
--- a/drivers/net/wireless/ath/ath10k/ahb.c
+++ b/drivers/net/wireless/ath/ath10k/ahb.c
@@ -195,43 +195,38 @@ static int ath10k_ahb_rst_ctrl_init(struct ath10k *ar)
dev = &ar_ahb->pdev->dev;
ar_ahb->core_cold_rst = devm_reset_control_get(dev, "wifi_core_cold");
- if (IS_ERR_OR_NULL(ar_ahb->core_cold_rst)) {
+ if (IS_ERR(ar_ahb->core_cold_rst)) {
ath10k_err(ar, "failed to get core cold rst ctrl: %ld\n",
PTR_ERR(ar_ahb->core_cold_rst));
- return ar_ahb->core_cold_rst ?
- PTR_ERR(ar_ahb->core_cold_rst) : -ENODEV;
+ return PTR_ERR(ar_ahb->core_cold_rst);
}
ar_ahb->radio_cold_rst = devm_reset_control_get(dev, "wifi_radio_cold");
- if (IS_ERR_OR_NULL(ar_ahb->radio_cold_rst)) {
+ if (IS_ERR(ar_ahb->radio_cold_rst)) {
ath10k_err(ar, "failed to get radio cold rst ctrl: %ld\n",
PTR_ERR(ar_ahb->radio_cold_rst));
- return ar_ahb->radio_cold_rst ?
- PTR_ERR(ar_ahb->radio_cold_rst) : -ENODEV;
+ return PTR_ERR(ar_ahb->radio_cold_rst);
}
ar_ahb->radio_warm_rst = devm_reset_control_get(dev, "wifi_radio_warm");
- if (IS_ERR_OR_NULL(ar_ahb->radio_warm_rst)) {
+ if (IS_ERR(ar_ahb->radio_warm_rst)) {
ath10k_err(ar, "failed to get radio warm rst ctrl: %ld\n",
PTR_ERR(ar_ahb->radio_warm_rst));
- return ar_ahb->radio_warm_rst ?
- PTR_ERR(ar_ahb->radio_warm_rst) : -ENODEV;
+ return PTR_ERR(ar_ahb->radio_warm_rst);
}
ar_ahb->radio_srif_rst = devm_reset_control_get(dev, "wifi_radio_srif");
- if (IS_ERR_OR_NULL(ar_ahb->radio_srif_rst)) {
+ if (IS_ERR(ar_ahb->radio_srif_rst)) {
ath10k_err(ar, "failed to get radio srif rst ctrl: %ld\n",
PTR_ERR(ar_ahb->radio_srif_rst));
- return ar_ahb->radio_srif_rst ?
- PTR_ERR(ar_ahb->radio_srif_rst) : -ENODEV;
+ return PTR_ERR(ar_ahb->radio_srif_rst);
}
ar_ahb->cpu_init_rst = devm_reset_control_get(dev, "wifi_cpu_init");
- if (IS_ERR_OR_NULL(ar_ahb->cpu_init_rst)) {
+ if (IS_ERR(ar_ahb->cpu_init_rst)) {
ath10k_err(ar, "failed to get cpu init rst ctrl: %ld\n",
PTR_ERR(ar_ahb->cpu_init_rst));
- return ar_ahb->cpu_init_rst ?
- PTR_ERR(ar_ahb->cpu_init_rst) : -ENODEV;
+ return PTR_ERR(ar_ahb->cpu_init_rst);
}
return 0;
--
1.9.1