linux-kernel - [PATCH] sparc/kernel: Fix syntax error

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Message-ID: <5cc396aff142acbc4ba4b2541a5e4d71@208suo.com>
Date:   Wed, 14 Jun 2023 14:16:34 +0800
From:   wuyonggang001@...suo.com
To:     davem@...emloft.net
Cc:     sparclinux@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] sparc/kernel: Fix syntax error

Fix the following checkpatch error:

ERROR: space required before the open parenthesis '('
ERROR: do not initialise statics to 0
ERROR: trailing whitespace

Signed-off-by: Yonggang Wu <wuyonggang001@...suo.com>
---
  arch/sparc/kernel/apc.c | 22 +++++++++++-----------
  1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/arch/sparc/kernel/apc.c b/arch/sparc/kernel/apc.c
index ecd05bc0a104..40b9c72ad4d9 100644
--- a/arch/sparc/kernel/apc.c
+++ b/arch/sparc/kernel/apc.c
@@ -24,7 +24,7 @@
  #include <asm/processor.h>

  /* Debugging
- *
+ *
   * #define APC_DEBUG_LED
   */

@@ -33,20 +33,20 @@
  #define APC_DEVNAME "apc"

  static u8 __iomem *regs;
-static int apc_no_idle = 0;
+static int apc_no_idle;

  #define apc_readb(offs)        (sbus_readb(regs+offs))
  #define apc_writeb(val, offs)     (sbus_writeb(val, regs+offs))

-/* Specify "apc=noidle" on the kernel command line to
+/* Specify "apc=noidle" on the kernel command line to
   * disable APC CPU standby support.  Certain prototype
   * systems (SPARCstation-Fox) do not play well with APC
- * CPU idle, so disable this if your system has APC and
+ * CPU idle, so disable this if your system has APC and
   * crashes randomly.
   */
-static int __init apc_setup(char *str)
+static int __init apc_setup(char *str)
  {
-    if(!strncmp(str, "noidle", strlen("noidle"))) {
+    if (!strncmp(str, "noidle", strlen("noidle"))) {
          apc_no_idle = 1;
          return 1;
      }
@@ -54,22 +54,22 @@ static int __init apc_setup(char *str)
  }
  __setup("apc=", apc_setup);

-/*
+/*
   * CPU idle callback function
   * See .../arch/sparc/kernel/process.c
   */
  static void apc_swift_idle(void)
  {
  #ifdef APC_DEBUG_LED
-    set_auxio(0x00, AUXIO_LED);
+    set_auxio(0x00, AUXIO_LED);
  #endif

      apc_writeb(apc_readb(APC_IDLE_REG) | APC_IDLE_ON, APC_IDLE_REG);

  #ifdef APC_DEBUG_LED
-    set_auxio(AUXIO_LED, 0x00);
+    set_auxio(AUXIO_LED, 0x00);
  #endif
-}
+}

  static inline void apc_free(struct platform_device *op)
  {
@@ -162,7 +162,7 @@ static int apc_probe(struct platform_device *op)
      if (!apc_no_idle)
          sparc_idle = apc_swift_idle;

-    printk(KERN_INFO "%s: power management initialized%s\n",
+    pr_info("%s: power management initialized%s\n",
             APC_DEVNAME, apc_no_idle ? " (CPU idle disabled)" : "");

      return 0;