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authorRich Felker <dalias@aerifal.cx>2012-04-17 11:08:11 -0400
committerRich Felker <dalias@aerifal.cx>2012-04-17 11:08:11 -0400
commitb7a2761780c28cd0167ce4e51623e42298096708 (patch)
tree6919a6a6dd831974f785ca9b698387cb69e89118 /src
parentb5a8b28915aad17b6f49ccacd6d3fef3890844d1 (diff)
downloadmusl-b7a2761780c28cd0167ce4e51623e42298096708.tar.gz
also ensure that write buffer is bounded when __stdio_write returns
assuming other code is correct, this should be a no-op, but better to be safe...
Diffstat (limited to 'src')
-rw-r--r--src/stdio/__stdio_write.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/stdio/__stdio_write.c b/src/stdio/__stdio_write.c
index dd97cf68..da45673f 100644
--- a/src/stdio/__stdio_write.c
+++ b/src/stdio/__stdio_write.c
@@ -22,6 +22,7 @@ size_t __stdio_write(FILE *f, const unsigned char *buf, size_t len)
cnt = syscall_cp(SYS_writev, f->fd, iov, iovcnt);
pthread_cleanup_pop(0);
if (cnt == rem) {
+ f->wend = f->buf + f->buf_size;
f->wpos = f->wbase = f->buf;
return len;
}