X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=libbb%2Ffind_root_device.c;h=8436cd664fcb28091299126baf82dfc5e3a59c4d;hb=b2320370be14811459718b9fe418efed75ea3615;hp=9779f7e82d190d064782fdd38aba50522ca74e66;hpb=706fdc98c3d30687d1ce359f58424c87e253017c;p=oweals%2Fbusybox.git

diff --git a/libbb/find_root_device.c b/libbb/find_root_device.c
index 9779f7e82..8436cd664 100644
--- a/libbb/find_root_device.c
+++ b/libbb/find_root_device.c
@@ -4,7 +4,7 @@
  *
  * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
  *
- * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
 #include "libbb.h"
@@ -29,14 +29,15 @@ static char *find_block_device_in_dir(struct arena *ap)
 	char *retpath = NULL;
 	int len, rem;
 
-	dir = opendir(ap->devpath);
-	if (!dir)
-		return NULL;
-
 	len = strlen(ap->devpath);
 	rem = DEVNAME_MAX-2 - len;
 	if (rem <= 0)
 		return NULL;
+
+	dir = opendir(ap->devpath);
+	if (!dir)
+		return NULL;
+
 	ap->devpath[len++] = '/';
 
 	while ((entry = readdir(dir)) != NULL) {
@@ -62,7 +63,7 @@ static char *find_block_device_in_dir(struct arena *ap)
 	return retpath;
 }
 
-char *find_block_device(const char *path)
+char* FAST_FUNC find_block_device(const char *path)
 {
 	struct arena a;