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authorArnd Bergmann <arnd@arndb.de>2024-09-05 21:54:11 +0200
committerArnd Bergmann <arnd@arndb.de>2024-09-05 21:54:22 +0200
commitfc282a6643eef2136ad4d9797fd06be249cbdb91 (patch)
treeba9e3ced5e172bffb956c95778cdbb57b4d7822b /drivers/bus
parentplatform: cznic: turris-omnia-mcu: Fix error check in omnia_mcu_register_trng() (diff)
parentbus: sunxi-rsb: Simplify code with dev_err_probe() (diff)
downloadlinux-fc282a6643eef2136ad4d9797fd06be249cbdb91.tar.xz
linux-fc282a6643eef2136ad4d9797fd06be249cbdb91.zip
Merge tag 'sunxi-drivers-for-6.12' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into soc/drivers
Allwinner SoC driver changes for 6.12 - Simplify sunxi-rsb driver probe function using dev_err_probe() * tag 'sunxi-drivers-for-6.12' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux: bus: sunxi-rsb: Simplify code with dev_err_probe() Link: https://lore.kernel.org/r/ZtnYUswjHdLRYq8Y@wens.tw Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/bus')
-rw-r--r--drivers/bus/sunxi-rsb.c34
1 files changed, 13 insertions, 21 deletions
diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c
index eee41fb798a1..a89d78925637 100644
--- a/drivers/bus/sunxi-rsb.c
+++ b/drivers/bus/sunxi-rsb.c
@@ -751,12 +751,10 @@ static int sunxi_rsb_probe(struct platform_device *pdev)
int irq, ret;
of_property_read_u32(np, "clock-frequency", &clk_freq);
- if (clk_freq > RSB_MAX_FREQ) {
- dev_err(dev,
- "clock-frequency (%u Hz) is too high (max = 20MHz)\n",
- clk_freq);
- return -EINVAL;
- }
+ if (clk_freq > RSB_MAX_FREQ)
+ return dev_err_probe(dev, -EINVAL,
+ "clock-frequency (%u Hz) is too high (max = 20MHz)\n",
+ clk_freq);
rsb = devm_kzalloc(dev, sizeof(*rsb), GFP_KERNEL);
if (!rsb)
@@ -774,28 +772,22 @@ static int sunxi_rsb_probe(struct platform_device *pdev)
return irq;
rsb->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(rsb->clk)) {
- ret = PTR_ERR(rsb->clk);
- dev_err(dev, "failed to retrieve clk: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(rsb->clk))
+ return dev_err_probe(dev, PTR_ERR(rsb->clk),
+ "failed to retrieve clk\n");
rsb->rstc = devm_reset_control_get(dev, NULL);
- if (IS_ERR(rsb->rstc)) {
- ret = PTR_ERR(rsb->rstc);
- dev_err(dev, "failed to retrieve reset controller: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(rsb->rstc))
+ return dev_err_probe(dev, PTR_ERR(rsb->rstc),
+ "failed to retrieve reset controller\n");
init_completion(&rsb->complete);
mutex_init(&rsb->lock);
ret = devm_request_irq(dev, irq, sunxi_rsb_irq, 0, RSB_CTRL_NAME, rsb);
- if (ret) {
- dev_err(dev, "can't register interrupt handler irq %d: %d\n",
- irq, ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "can't register interrupt handler irq %d\n", irq);
ret = sunxi_rsb_hw_init(rsb);
if (ret)