From: Tobias Klauser <tklauser@distanz.ch>
Date: Fri, 25 Apr 2014 15:03:50 +0000 (+0200)
Subject: hv: Remove unnecessary comparison of unsigned against 0
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=24b8a406bf5c3675bd193069cc6ab84a66fcbfd7;p=linux-beck.git

hv: Remove unnecessary comparison of unsigned against 0

pfncount is of type u32 and thus can never be smaller than 0.

Found by the coverity scanner, CID 143213.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index 740edec161bb..284cf66489f4 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -682,8 +682,7 @@ int vmbus_sendpacket_multipagebuffer(struct vmbus_channel *channel,
 	u32 pfncount = NUM_PAGES_SPANNED(multi_pagebuffer->offset,
 					 multi_pagebuffer->len);
 
-
-	if ((pfncount < 0) || (pfncount > MAX_MULTIPAGE_BUFFER_COUNT))
+	if (pfncount > MAX_MULTIPAGE_BUFFER_COUNT)
 		return -EINVAL;
 
 	/*