From 1ce07ceb4c978bc45a5d46f24fef5285dd689d10 Mon Sep 17 00:00:00 2001
From: Steffen Vogel <post@steffenvogel.de>
Date: Thu, 15 Jun 2017 15:07:04 +0200
Subject: [PATCH] pci: use linux limits for maximum path length

---
 lib/kernel/pci.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/kernel/pci.c b/lib/kernel/pci.c
index 2e6ddee2c..8ca007587 100644
--- a/lib/kernel/pci.c
+++ b/lib/kernel/pci.c
@@ -8,6 +8,7 @@
 #include <libgen.h>
 #include <string.h>
 #include <unistd.h>
+#include <linux/limits.h>
 
 #include "log.h"
 #include "utils.h"
@@ -20,7 +21,7 @@ int pci_init(struct pci *p)
 	struct dirent *entry;
 	DIR *dp;
 	FILE *f;
-	char path[512];
+	char path[PATH_MAX];
 	int ret;
 
 	snprintf(path, sizeof(path), "%s/bus/pci/devices", SYSFS_PATH);