[PATCH 3/3] ath10k: do not check if reset is NULL
flat view
STALE3674d
From: Masahiro Yamada <hidden>
Date: 2016-09-06 12:39:16
Also in:
linux-wireless, lkml
Subsystem:
atheros ath generic utilities, qualcomm atheros ath10k wireless driver, the rest · Maintainers:
Jeff Johnson, Linus Torvalds
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 <redacted> --- 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;
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