diff options
Diffstat (limited to 'drivers/staging/hv')
| -rw-r--r-- | drivers/staging/hv/Channel.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/staging/hv/Channel.c b/drivers/staging/hv/Channel.c index fdd441174f23..bd1a33608fcf 100644 --- a/drivers/staging/hv/Channel.c +++ b/drivers/staging/hv/Channel.c @@ -258,7 +258,11 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize, PAGE_SHIFT; openMsg->ServerContextAreaGpadlHandle = 0; /* TODO */ - ASSERT(UserDataLen <= MAX_USER_DEFINED_BYTES); + if (UserDataLen > MAX_USER_DEFINED_BYTES) { + err = -EINVAL; + goto errorout; + } + if (UserDataLen) memcpy(openMsg->UserData, UserData, UserDataLen); |