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authorMasahiro Yamada <yamada.masahiro@socionext.com>2016-09-26 21:56:24 +0300
committerKalle Valo <kvalo@qca.qualcomm.com>2016-09-27 15:11:52 +0300
commit65901a9e70584afb840b1c013d582d07b7f61696 (patch)
tree48d9cd752c375261f35dc0c6bca6d2f8be1fee43 /drivers/net/wireless/ath/ath10k/ahb.c
parentc5d8a34675d9160493a990007ae85ced02241d29 (diff)
ath10k: do not check if reset is NULL
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@socionext.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/ahb.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/ahb.c25
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/net/wireless/ath/ath10k/ahb.c b/drivers/net/wireless/ath/ath10k/ahb.c
index 751b7fed536d..fe38b459544d 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;