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Fix an infinite loop when _fetch_read() can return 0 (if the

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connection is broken), take this into account and return at this
point.
This commit is contained in:
Alfred Perlstein 2002-09-20 21:50:57 +00:00
parent 15b23bddd9
commit a6756ecc22
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=103718
1 changed files with 5 additions and 1 deletions
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6
lib/libfetch/common.c
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@ -406,6 +406,7 @@ _fetch_getln(conn_t *conn)
char *tmp;
size_t tmpsize;
char c;
int error;
if (conn->buf == NULL) {
if ((conn->buf = malloc(MIN_BUF_SIZE)) == NULL) {
@ -419,8 +420,11 @@ _fetch_getln(conn_t *conn)
conn->buflen = 0;
do {
if (_fetch_read(conn, &c, 1) == -1)
error = _fetch_read(conn, &c, 1);
if (error == -1)
return (-1);
else if (error == 0)
break;
conn->buf[conn->buflen++] = c;
if (conn->buflen == conn->bufsize) {
tmp = conn->buf;