diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/nvim/ex_cmds.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/nvim/ex_cmds.c b/src/nvim/ex_cmds.c index 2c51d64972..0711d82fe5 100644 --- a/src/nvim/ex_cmds.c +++ b/src/nvim/ex_cmds.c @@ -3144,7 +3144,7 @@ static char *sub_grow_buf(char **new_start, int *new_start_len, int needed_len) // substitution into (and some extra space to avoid // too many calls to xmalloc()/free()). *new_start_len = needed_len + 50; - *new_start = xmalloc((size_t)(*new_start_len)); + *new_start = xcalloc(1, (size_t)(*new_start_len)); **new_start = NUL; new_end = *new_start; } else { @@ -3154,8 +3154,11 @@ static char *sub_grow_buf(char **new_start, int *new_start_len, int needed_len) size_t len = strlen(*new_start); needed_len += (int)len; if (needed_len > *new_start_len) { + size_t prev_new_start_len = (size_t)(*new_start_len); *new_start_len = needed_len + 50; + size_t added_len = (size_t)(*new_start_len) - prev_new_start_len; *new_start = xrealloc(*new_start, (size_t)(*new_start_len)); + memset(*new_start + prev_new_start_len, 0, added_len); } new_end = *new_start + len; } |