From 9dc04c2fd88b6e0e0fe411885041925d52f71af3 Mon Sep 17 00:00:00 2001
From: Chih-Wei Huang <cwhuang@linux.org.tw>
Date: Wed, 22 Jan 2020 12:16:12 +0800
Subject: [PATCH] Fix variable 'sz' uninitialized error

To fix the error:

external/efivar/src/linux-virtual-root.c:66:4: error: variable 'sz' is uninitialized when used here [-Werror,-Wuninitialized]
                        sz += pos1;
                        ^~
external/efivar/src/linux-virtual-root.c:45:12: note: initialize the variable 'sz' to silence this warning
        ssize_t sz;
                  ^
                   = 0
1 error generated.

Fixes: c41da0bd ("Handle /sys/devices/virtual/{nvme-fabrics,nvme-subsystem} devices")

Signed-off-by: Chih-Wei Huang <cwhuang@linux.org.tw>
---
 src/linux-virtual-root.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/linux-virtual-root.c b/src/linux-virtual-root.c
index 75fbbfc1de6..2d39c28ebb6 100644
--- a/src/linux-virtual-root.c
+++ b/src/linux-virtual-root.c
@@ -42,7 +42,7 @@ static ssize_t
 parse_virtual_root(struct device *dev UNUSED, const char *current, const char *root UNUSED)
 {
 	int rc;
-	ssize_t sz;
+	ssize_t sz = 0;
 	int pos0 = 0, pos1 = 0;
 	struct subdir {
 		const char * const name;
-- 
2.26.2