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emacs
emacs
Commits
82160cf0
Commit
82160cf0
authored
Sep 07, 2018
by
YAMAMOTO Mitsuharu
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* src/process.c (connect_network_socket): Fix memory leak. (Bug#32604)
parent
6c616e46
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src/process.c
src/process.c
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src/process.c
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82160cf0
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@@ -3321,11 +3321,9 @@ static void
connect_network_socket (Lisp_Object proc, Lisp_Object addrinfos,
Lisp_Object use_external_socket_p)
{
ptrdiff_t count = SPECPDL_INDEX ();
int s = -1, outch, inch;
int xerrno = 0;
int family;
struct sockaddr *sa = NULL;
int ret;
ptrdiff_t addrlen;
struct Lisp_Process *p = XPROCESS (proc);
...
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@@ -3344,6 +3342,11 @@ connect_network_socket (Lisp_Object proc, Lisp_Object addrinfos,
/* Do this in case we never enter the while-loop below. */
s = -1;
struct sockaddr *sa = NULL;
ptrdiff_t count = SPECPDL_INDEX ();
record_unwind_protect_nothing ();
ptrdiff_t count1 = SPECPDL_INDEX ();
while (!NILP (addrinfos))
{
Lisp_Object addrinfo = XCAR (addrinfos);
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@@ -3356,9 +3359,8 @@ connect_network_socket (Lisp_Object proc, Lisp_Object addrinfos,
#endif
addrlen = get_lisp_to_sockaddr_size (ip_address, &family);
if (sa)
free (sa);
sa = xmalloc (addrlen);
sa = xrealloc (sa, addrlen);
set_unwind_protect_ptr (count, xfree, sa);
conv_lisp_to_sockaddr (family, ip_address, sa, addrlen);
s = socket_to_use;
...
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@@ -3520,7 +3522,7 @@ connect_network_socket (Lisp_Object proc, Lisp_Object addrinfos,
#endif /* !WINDOWSNT */
/* Discard the unwind protect closing S. */
specpdl_ptr = specpdl + count;
specpdl_ptr = specpdl + count
1
;
emacs_close (s);
s = -1;
if (0 <= socket_to_use)
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@@ -3591,6 +3593,7 @@ connect_network_socket (Lisp_Object proc, Lisp_Object addrinfos,
Lisp_Object data = get_file_errno_data (err, contact, xerrno);
pset_status (p, list2 (Fcar (data), Fcdr (data)));
unbind_to (count, Qnil);
return;
}
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@@ -3610,7 +3613,7 @@ connect_network_socket (Lisp_Object proc, Lisp_Object addrinfos,
p->outfd = outch;
/* Discard the unwind protect for closing S, if any. */
specpdl_ptr = specpdl + count;
specpdl_ptr = specpdl + count
1
;
if (p->is_server && p->socktype != SOCK_DGRAM)
pset_status (p, Qlisten);
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@@ -3671,6 +3674,7 @@ connect_network_socket (Lisp_Object proc, Lisp_Object addrinfos,
}
#endif
unbind_to (count, Qnil);
}
/* Create a network stream/datagram client/server process. Treated
...
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