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don't write more than PIPE_BUF bytes in any one write() in io.c
[rsync/rsync.git]
/
io.c
diff --git
a/io.c
b/io.c
index
9e2d379
..
9e2a475
100644
(file)
--- a/
io.c
+++ b/
io.c
@@
-361,8
+361,11
@@
static void writefd_unbuffered(int fd,char *buf,int len)
}
if (FD_ISSET(fd, &w_fds)) {
}
if (FD_ISSET(fd, &w_fds)) {
- int n = len-total;
- int ret = write(fd,buf+total,n?n:1);
+ int ret, n = len-total;
+
+ if (n > PIPE_BUF) n = PIPE_BUF;
+
+ ret = write(fd,buf+total,n?n:1);
if (ret == -1 && errno == EINTR) {
continue;
if (ret == -1 && errno == EINTR) {
continue;