patch 9.0.0060: accessing uninitialized memory when completing long line
Problem: Accessing uninitialized memory when completing long line.
Solution: Terminate string with NUL.
diff --git a/src/insexpand.c b/src/insexpand.c
index b49a631..c505158 100644
--- a/src/insexpand.c
+++ b/src/insexpand.c
@@ -642,6 +642,7 @@
// growarray. Add the character in the next round.
if (ga_grow(&gap, IOSIZE) == FAIL)
return (char_u *)"[failed]";
+ *p = NUL;
STRCPY(gap.ga_data, IObuff);
gap.ga_len = (int)STRLEN(IObuff);
}