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Prevent duplicate sk_close() calls on the same socket when the

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connection dies unexpectedly (CONNABORTED / CONNRESET)

[originally from svn r910]
This commit is contained in:
Simon Tatham 2001-01-29 14:30:59 +00:00
parent 6017418fca
commit 362d3deaf1
4 changed files with 12 additions and 11 deletions
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5
raw.c
View File

@ -27,11 +27,12 @@ static void c_write (char *buf, int len) {
static int raw_receive (Socket skt, int urgent, char *data, int len) {
if (urgent==3) {
/* A socket error has occurred. */
sk_close(s);
s = NULL;
connection_fatal(data);
len = 0;
}
if (!len) {
return 0;
} else if (!len) {
/* Connection has closed. */
sk_close(s);
s = NULL;

6
rlogin.c
View File

@ -27,11 +27,11 @@ static void c_write (char *buf, int len) {
static int rlogin_receive (Socket skt, int urgent, char *data, int len) {
if (urgent==3) {
/* A socket error has occurred. */
sk_close(s);
s = NULL;
connection_fatal(data);
len = 0;
}
if (!len) {
return 0;
} else if (!len) {
/* Connection has closed. */
sk_close(s);
s = NULL;

6
ssh.c
View File

@ -1153,11 +1153,11 @@ static int ssh_receive(Socket skt, int urgent, char *data, int len) {
if (urgent==3) {
/* A socket error has occurred. */
ssh_state = SSH_STATE_CLOSED;
sk_close(s);
s = NULL;
connection_fatal(data);
len = 0;
}
if (!len) {
return 0;
} else if (!len) {
/* Connection has closed. */
ssh_state = SSH_STATE_CLOSED;
sk_close(s);

6
telnet.c
View File

@ -468,11 +468,11 @@ static void do_telnet_read (char *buf, int len) {
static int telnet_receive(Socket skt, int urgent, char *data, int len) {
if (urgent==3) {
/* A socket error has occurred. */
sk_close(s);
s = NULL;
connection_fatal(data);
len = 0;
}
if (!len) {
return 0;
} else if (!len) {
/* Connection has closed. */
sk_close(s);
s = NULL;