PCI/AER: Use match_string() helper to simplify the code
match_string() returns the array index of a matching string. Use it
instead of the open-coded implementation.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
index fed29de..f8fc211 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;