diff options
Diffstat (limited to 'src/nvim/regexp.c')
| -rw-r--r-- | src/nvim/regexp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/nvim/regexp.c b/src/nvim/regexp.c index d5d0f3346f..1d0a987780 100644 --- a/src/nvim/regexp.c +++ b/src/nvim/regexp.c @@ -1765,9 +1765,10 @@ static int vim_regsub_both(char *source, typval_T *expr, char *dest, int destlen // "flags & REGSUB_COPY" == 0 to the call with // "flags & REGSUB_COPY" != 0. if (copy) { - if (eval_result[nested] != NULL) { + size_t reslen = eval_result[nested] != NULL ? strlen(eval_result[nested]) : 0; + if (eval_result[nested] != NULL && reslen < (size_t)destlen) { STRCPY(dest, eval_result[nested]); - dst += strlen(eval_result[nested]); + dst += reslen; XFREE_CLEAR(eval_result[nested]); } } else { |