From a16e1485c758c236915ac1956694d11bff5e5daa Mon Sep 17 00:00:00 2001
From: Bill Pemberton <wfp5p@virginia.edu>
Date: Wed, 5 May 2010 15:27:50 -0400
Subject: [PATCH 420/577] staging: hv: remove ASSERT()s and return -EINVAL in RingBuffer.c

return -EINVAL instead of calling ASSERT() for these conditionals.

Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Cc: Hank Janssen <hjanssen@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/staging/hv/RingBuffer.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/hv/RingBuffer.c b/drivers/staging/hv/RingBuffer.c
index 69f3eba..64f8d0f 100644
--- a/drivers/staging/hv/RingBuffer.c
+++ b/drivers/staging/hv/RingBuffer.c
@@ -490,7 +490,8 @@ int RingBufferRead(RING_BUFFER_INFO *InRingInfo, void *Buffer,
 	u64 prevIndices = 0;
 	unsigned long flags;
 
-	ASSERT(BufferLen > 0);
+	if (BufferLen <= 0)
+		return -EINVAL;
 
 	spin_lock_irqsave(&InRingInfo->ring_lock, flags);
 
-- 
1.7.0.3