[PATCH 08/14] xen: netback: Remove redundant check on unsigned variable

From: Tushar Behera
Date: Fri Nov 16 2012 - 01:57:14 EST


No need to check whether unsigned variable is less than 0.

CC: Ian Campbell <ian.campbell@xxxxxxxxxx>
CC: xen-devel@xxxxxxxxxxxxxxxxxxx
CC: netdev@xxxxxxxxxxxxxxx
Signed-off-by: Tushar Behera <tushar.behera@xxxxxxxxxx>
---
drivers/net/xen-netback/netback.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index aab8677..515e10c 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -190,14 +190,14 @@ static int get_page_ext(struct page *pg,

group = ext.e.group - 1;

- if (group < 0 || group >= xen_netbk_group_nr)
+ if (group >= xen_netbk_group_nr)
return 0;

netbk = &xen_netbk[group];

idx = ext.e.idx;

- if ((idx < 0) || (idx >= MAX_PENDING_REQS))
+ if (idx >= MAX_PENDING_REQS)
return 0;

if (netbk->mmap_pages[idx] != pg)
--
1.7.4.1

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