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staging: hv: check kzalloc() result

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If kzalloc() fails free allocated resources and exit.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kulikov Vasiliy 2010-07-16 20:13:51 +04:00 committed by Greg Kroah-Hartman
parent b99e1943fd
commit e3eb7cdd11
1 changed files with 2 additions and 0 deletions
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drivers/staging/hv/channel.c
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@ -465,6 +465,8 @@ static int VmbusChannelCreateGpadlHeader(void *Kbuffer, u32 Size,
sizeof(struct vmbus_channel_gpadl_header) +
sizeof(struct gpa_range) + pageCount * sizeof(u64);
msgHeader = kzalloc(msgSize, GFP_KERNEL);
if (msgHeader == NULL)
goto nomem;
msgHeader->MessageSize = msgSize;
gpaHeader = (struct vmbus_channel_gpadl_header *)msgHeader->Msg;