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authorPeter Maydell <peter.maydell@linaro.org>2017-03-28 09:48:23 +0100
committerPeter Maydell <peter.maydell@linaro.org>2017-03-28 09:48:23 +0100
commit8c9ee217f0ee2a99d8aafa8a1db7f76176c18c99 (patch)
tree85a23ddd9e52365fb6978f0548f0b72396ecfad0
parenteb06c9e2d3c8f026a206e8402b0ffa201060ec8e (diff)
parent34ef723ce34aaa14f94530c06a0ab3170a19bb59 (diff)
downloadqemu-8c9ee217f0ee2a99d8aafa8a1db7f76176c18c99.zip
Merge remote-tracking branch 'remotes/gkurz/tags/for-upstream' into staging
This series fixes potential memory/fd leaks in 9pfs and a crash when running tests/virtio-9p-test on SPARC hosts. # gpg: Signature made Tue 28 Mar 2017 09:44:05 BST # gpg: using DSA key 0x02FC3AEB0101DBC2 # gpg: Good signature from "Greg Kurz <groug@kaod.org>" # gpg: aka "Greg Kurz <groug@free.fr>" # gpg: aka "Greg Kurz <gkurz@linux.vnet.ibm.com>" # gpg: aka "Gregory Kurz (Groug) <groug@free.fr>" # gpg: aka "[jpeg image of size 3330]" # gpg: WARNING: This key is not certified with a trusted signature! # gpg: There is no indication that the signature belongs to the owner. # Primary key fingerprint: 2BD4 3B44 535E C0A7 9894 DBA2 02FC 3AEB 0101 DBC2 * remotes/gkurz/tags/for-upstream: tests/virtio-9p-test: Don't call le*_to_cpus on fields of packed struct 9pfs: fix file descriptor leak Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--hw/9pfs/9p.c8
-rw-r--r--tests/virtio-9p-test.c4
2 files changed, 10 insertions, 2 deletions
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index b8c0b99358..48babce836 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -1550,6 +1550,10 @@ static void coroutine_fn v9fs_lcreate(void *opaque)
err = -ENOENT;
goto out_nofid;
}
+ if (fidp->fid_type != P9_FID_NONE) {
+ err = -EINVAL;
+ goto out;
+ }
flags = get_dotl_openflags(pdu->s, flags);
err = v9fs_co_open2(pdu, fidp, &name, gid,
@@ -2153,6 +2157,10 @@ static void coroutine_fn v9fs_create(void *opaque)
err = -EINVAL;
goto out_nofid;
}
+ if (fidp->fid_type != P9_FID_NONE) {
+ err = -EINVAL;
+ goto out;
+ }
if (perm & P9_STAT_MODE_DIR) {
err = v9fs_co_mkdir(pdu, fidp, &name, perm & 0777,
fidp->uid, -1, &stbuf);
diff --git a/tests/virtio-9p-test.c b/tests/virtio-9p-test.c
index 43a1ad813f..ad33d96387 100644
--- a/tests/virtio-9p-test.c
+++ b/tests/virtio-9p-test.c
@@ -256,8 +256,8 @@ static void v9fs_req_recv(P9Req *req, uint8_t id)
qvirtio_wait_queue_isr(v9p->dev, v9p->vq, 1000 * 1000);
v9fs_memread(req, &hdr, 7);
- le32_to_cpus(&hdr.size);
- le16_to_cpus(&hdr.tag);
+ hdr.size = ldl_le_p(&hdr.size);
+ hdr.tag = lduw_le_p(&hdr.tag);
if (hdr.size >= 7) {
break;
}