diff options
Diffstat (limited to 'src/nvim/ops.c')
| -rw-r--r-- | src/nvim/ops.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/nvim/ops.c b/src/nvim/ops.c index ea480c0b31..95573799e5 100644 --- a/src/nvim/ops.c +++ b/src/nvim/ops.c @@ -5696,7 +5696,9 @@ static void str_to_reg(yankreg_T *y_ptr, MotionType yank_type, const char_u *str // When appending, copy the previous line and free it after. size_t extra = append ? STRLEN(pp[--lnum]) : 0; char_u *s = xmallocz(line_len + extra); - memcpy(s, pp[lnum], extra); + if (extra > 0) { + memcpy(s, pp[lnum], extra); + } memcpy(s + extra, start, line_len); size_t s_len = extra + line_len; |