did this while lecture (builtins, parsing, exec and env by stdlib)

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/cstr/cstr.c b/lib/cstr/cstr.c
index fcb91f4..f464cf3 100644
--- a/lib/cstr/cstr.c
+++ b/lib/cstr/cstr.c
@@ -264,7 +264,7 @@ u8 previous_utf8(const char **c)
 void u64_to_cstr(u64 n, char *cstr, u64 length)
 {
 	char *p = cstr + length - 1;
-	u64 d;
+	u64 d = 0;
 	int i = 0;
 
 	for (;n && i < length; ++i) {
@@ -272,7 +272,7 @@ void u64_to_cstr(u64 n, char *cstr, u64 length)
 		n /= 10;
 	}
 
-	d = p - cstr;
+	d = p - cstr + 1;
 
 	for (i = 0; i < length - d; ++i)
 		cstr[i] = cstr[i + d];