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* [PATCH v1] PCI/AER: use match_string() helper to simplify the code
@ 2019-01-28 11:57 Andy Shevchenko
  2019-01-29 22:37 ` Bjorn Helgaas
  0 siblings, 1 reply; 2+ messages in thread
From: Andy Shevchenko @ 2019-01-28 11:57 UTC (permalink / raw)
  To: Russell Currey, Sam Bobroff, Oliver O'Halloran, linuxppc-dev,
	Bjorn Helgaas, linux-pci
  Cc: Andy Shevchenko

match_string() returns the index of an array for a matching string,
which can be used intead of open coded implementation.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/pci/pcie/aer.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
index fed29de783e0..f8fc2114ad39 100644
--- a/drivers/pci/pcie/aer.c
+++ b/drivers/pci/pcie/aer.c
@@ -117,7 +117,7 @@ bool pci_aer_available(void)
 
 static int ecrc_policy = ECRC_POLICY_DEFAULT;
 
-static const char *ecrc_policy_str[] = {
+static const char * const ecrc_policy_str[] = {
 	[ECRC_POLICY_DEFAULT] = "bios",
 	[ECRC_POLICY_OFF] = "off",
 	[ECRC_POLICY_ON] = "on"
@@ -203,11 +203,8 @@ void pcie_ecrc_get_policy(char *str)
 {
 	int i;
 
-	for (i = 0; i < ARRAY_SIZE(ecrc_policy_str); i++)
-		if (!strncmp(str, ecrc_policy_str[i],
-			     strlen(ecrc_policy_str[i])))
-			break;
-	if (i >= ARRAY_SIZE(ecrc_policy_str))
+	i = match_string(ecrc_policy_str, ARRAY_SIZE(ecrc_policy_str), str);
+	if (i < 0)
 		return;
 
 	ecrc_policy = i;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH v1] PCI/AER: use match_string() helper to simplify the code
  2019-01-28 11:57 [PATCH v1] PCI/AER: use match_string() helper to simplify the code Andy Shevchenko
@ 2019-01-29 22:37 ` Bjorn Helgaas
  0 siblings, 0 replies; 2+ messages in thread
From: Bjorn Helgaas @ 2019-01-29 22:37 UTC (permalink / raw)
  To: Andy Shevchenko
  Cc: Russell Currey, Sam Bobroff, Oliver O'Halloran, linuxppc-dev,
	linux-pci

On Mon, Jan 28, 2019 at 01:57:28PM +0200, Andy Shevchenko wrote:
> match_string() returns the index of an array for a matching string,
> which can be used intead of open coded implementation.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Applied to pci/aer for v5.1, thanks!

> ---
>  drivers/pci/pcie/aer.c | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
> index fed29de783e0..f8fc2114ad39 100644
> --- a/drivers/pci/pcie/aer.c
> +++ b/drivers/pci/pcie/aer.c
> @@ -117,7 +117,7 @@ bool pci_aer_available(void)
>  
>  static int ecrc_policy = ECRC_POLICY_DEFAULT;
>  
> -static const char *ecrc_policy_str[] = {
> +static const char * const ecrc_policy_str[] = {
>  	[ECRC_POLICY_DEFAULT] = "bios",
>  	[ECRC_POLICY_OFF] = "off",
>  	[ECRC_POLICY_ON] = "on"
> @@ -203,11 +203,8 @@ void pcie_ecrc_get_policy(char *str)
>  {
>  	int i;
>  
> -	for (i = 0; i < ARRAY_SIZE(ecrc_policy_str); i++)
> -		if (!strncmp(str, ecrc_policy_str[i],
> -			     strlen(ecrc_policy_str[i])))
> -			break;
> -	if (i >= ARRAY_SIZE(ecrc_policy_str))
> +	i = match_string(ecrc_policy_str, ARRAY_SIZE(ecrc_policy_str), str);
> +	if (i < 0)
>  		return;
>  
>  	ecrc_policy = i;
> -- 
> 2.20.1
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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