Fix encoding bug in i2c_ASN1_INTEGER
am: c79be54ba3
* commit 'c79be54ba3206605350204e419e4078906456da6':
Fix encoding bug in i2c_ASN1_INTEGER
Change-Id: I9a5d0ad1bca0a396a44939a4aea60bf83acdce32
diff --git a/src/crypto/asn1/a_int.c b/src/crypto/asn1/a_int.c
index 9a56534..46855d9 100644
--- a/src/crypto/asn1/a_int.c
+++ b/src/crypto/asn1/a_int.c
@@ -125,6 +125,8 @@
{
ret=a->length;
i=a->data[0];
+ if (ret == 1 && i == 0)
+ neg=0;
if (!neg && (i > 127)) {
pad=1;
pb=0;
@@ -158,7 +160,7 @@
p += a->length - 1;
i = a->length;
/* Copy zeros to destination as long as source is zero */
- while(!*n) {
+ while(!*n && i > 1) {
*(p--) = 0;
n--;
i--;