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| author | sephe <sephe@FreeBSD.org> | 2016-10-13 08:50:18 +0000 |
|---|---|---|
| committer | sephe <sephe@FreeBSD.org> | 2016-10-13 08:50:18 +0000 |
| commit | 3d14ff23ad93d94b0275daee417ff7e3d7eb7890 (patch) | |
| tree | 96873f34edd4129b325b0a6402afcc1c849bbeec | |
| parent | e3e49932a36aaa5a1054749d85f428e3f79b2ec6 (diff) | |
| download | FreeBSD-src-3d14ff23ad93d94b0275daee417ff7e3d7eb7890.zip FreeBSD-src-3d14ff23ad93d94b0275daee417ff7e3d7eb7890.tar.gz | |
MFC 305789
hyperv/vmbus: Make sure that the sub-channel count is valid.
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D7865
| -rw-r--r-- | sys/dev/hyperv/vmbus/vmbus_chan.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/hyperv/vmbus/vmbus_chan.c b/sys/dev/hyperv/vmbus/vmbus_chan.c index 6accc0e..9365db3 100644 --- a/sys/dev/hyperv/vmbus/vmbus_chan.c +++ b/sys/dev/hyperv/vmbus/vmbus_chan.c @@ -1346,6 +1346,8 @@ vmbus_subchan_get(struct vmbus_channel *pri_chan, int subchan_cnt) struct vmbus_channel **ret, *chan; int i; + KASSERT(subchan_cnt > 0, ("invalid sub-channel count %d", subchan_cnt)); + ret = malloc(subchan_cnt * sizeof(struct vmbus_channel *), M_TEMP, M_WAITOK); |
