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authorLeah Rowe <leah@libreboot.org>2023-04-05 21:53:12 +0100
committerLeah Rowe <leah@libreboot.org>2023-04-05 21:53:12 +0100
commitb0fa54ac41e6d3078b9d967fca923764433b9f91 (patch)
tree3c4163fa9ef76a85ec1ad2be4eb883f7ae90b9dd /util/nvmutil
parent0c79a9a82e1287f12128f1fff84ec4c9551ad684 (diff)
util/nvmutil: fix faulty zeroes-mac-address check
it was resetting the total for each nibble. absolute epic fail on my part. fixed now.
Diffstat (limited to 'util/nvmutil')
-rw-r--r--util/nvmutil/nvmutil.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c
index d4379eec..b57965c5 100644
--- a/util/nvmutil/nvmutil.c
+++ b/util/nvmutil/nvmutil.c
@@ -205,7 +205,7 @@ parseMacAddress(const char *strMac, uint16_t *mac)
int i, nib, byte;
uint8_t val8;
uint16_t val16;
- uint64_t total;
+ uint64_t total = 0;
if (strnlen(strMac, 20) != 17)
return -1;
@@ -215,7 +215,7 @@ parseMacAddress(const char *strMac, uint16_t *mac)
if (strMac[i + 2] != ':')
return -1;
byte = i / 3;
- for (total = 0, nib = 0; nib < 2; nib++, total += val8) {
+ for (nib = 0; nib < 2; nib++, total += val8) {
if ((val8 = hextonum(strMac[i + nib])) > 15)
return -1;
if ((byte == 0) && (nib == 1))