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patch 8.2.2515: memory access error when truncating an empty message

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Problem:    Memory access error when truncating an empty message.
Solution:   Check for an empty string. (Dominique Pellé, closes #7841)
This commit is contained in:
Bram Moolenaar
2021-02-14 15:37:30 +01:00
parent 2379f87eb4
commit 6281815ecc
3 changed files with 18 additions and 0 deletions
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7
src/message.c
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@@ -248,6 +248,13 @@ trunc_string(
int i;
int n;
if (*s == NUL)
{
if (buflen > 0)
*buf = NUL;
return;
}
if (room_in < 3)
room = 0;
half = room / 2;