libtar: Fix restore of e4crypt policies
Change-Id: I457356069330c38299fd326181c1c88b12a08dbd
diff --git a/libtar/block.c b/libtar/block.c
index a94ba44..8b22059 100644
--- a/libtar/block.c
+++ b/libtar/block.c
@@ -347,11 +347,13 @@
{
start += E4CRYPT_TAG_LEN;
char *end = strchr(start, '\n');
+ if(!end)
+ end = strchr(start, '\0');
if(end)
{
- t->th_buf.e4crypt_policy = strndup(start, end-start);
+ t->th_buf.e4crypt_policy = strndup(start, end-start);
#ifdef DEBUG
- printf(" th_read(): E4Crypt policy detected: %s\n", t->th_buf.e4crypt_policy);
+ printf(" th_read(): E4Crypt policy detected: %s\n", t->th_buf.e4crypt_policy);
#endif
}
}
@@ -563,7 +565,7 @@
#endif
/* setup size - EXT header has format "*size of this whole tag as ascii numbers* *space* *content* *newline* */
// size newline
- sz = E4CRYPT_TAG_LEN + EXT4_KEY_DESCRIPTOR_HEX + 3 + 1;
+ sz = E4CRYPT_TAG_LEN + strlen(t->th_buf.e4crypt_policy) + 3 + 1;
if(sz >= 100) // another ascci digit for size
++sz;