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* src/ftp.c (ftp_retrieve_list): Remove use of alloca

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This commit is contained in:
Tim Rühsen 2020-02-13 20:11:45 +01:00
parent d0695e269f
commit 94bae4dd18
1 changed files with 16 additions and 4 deletions
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20
src/ftp.c
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@ -2335,10 +2335,22 @@ The sizes do not match (local %s) -- retrieving.\n\n"),
size_t len = strlen (f->linkto) + 1;
if (S_ISLNK (st.st_mode))
{
char *link_target = (char *)alloca (len);
size_t n = readlink (con->target, link_target, len);
if ((n == len - 1)
&& (memcmp (link_target, f->linkto, n) == 0))
char buf[1024], *link_target;
size_t n;
bool res;
if (len < sizeof (buf))
link_target = buf;
else
link_target = xmalloc (len);
n = readlink (con->target, link_target, len);
res = (n == len - 1) && (memcmp (link_target, f->linkto, n) == 0);
if (link_target != buf)
xfree (link_target);
if (res)
{
logprintf (LOG_VERBOSE, _("\
Already have correct symlink %s -> %s\n\n"),