Change in coreboot[master]: SMBIOS: Correct length calculation for empty string table

[Aladyshev Konstantin (Code Review)]

Aladyshev Konstantin has uploaded this change for review. ( https://review.coreboot.org/20840

Change subject: SMBIOS: Correct length calculation for empty string table
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SMBIOS: Correct length calculation for empty string table

If all strings in SMBIOS table are empty, smbios_string_table_len
function should return 2, cause every table must end with "\0\0".

Change-Id: Ia3178b0030aa71e1ff11a3fd3d102942f0027eb1
Signed-off-by: Konstantin Aladyshev 
---
M src/arch/x86/smbios.c
1 file changed, 4 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/40/20840/1

diff --git a/src/arch/x86/smbios.c b/src/arch/x86/smbios.c
index 72fb0df..8e95ea6 100644
--- a/src/arch/x86/smbios.c
+++ b/src/arch/x86/smbios.c
@@ -81,6 +81,10 @@
    	p += i;
    	len += i;
    }
+
+	if (!len)
+		return 2;
+
    return len + 1;
 }