[CPUFREQ] arch/x86/kernel/cpu/cpufreq: use for_each_pci_dev()

Use for_each_pci_dev() to simplify the code.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Dave Jones <davej@redhat.com>
diff --git a/arch/x86/kernel/cpu/cpufreq/gx-suspmod.c b/arch/x86/kernel/cpu/cpufreq/gx-suspmod.c
index 16e3483..8c3325f 100644
--- a/arch/x86/kernel/cpu/cpufreq/gx-suspmod.c
+++ b/arch/x86/kernel/cpu/cpufreq/gx-suspmod.c
@@ -199,7 +199,7 @@
 	}
 
 	/* detect which companion chip is used */
-	while ((gx_pci = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, gx_pci)) != NULL) {
+	for_each_pci_dev(gx_pci) {
 		if ((pci_match_id(gx_chipset_tbl, gx_pci)) != NULL)
 			return gx_pci;
 	}