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Message-Id: <1306740182-2665-7-git-send-email-sven@narfation.org>
Date: Mon, 30 May 2011 09:22:51 +0200
From: Sven Eckelmann <sven@...fation.org>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org, b.a.t.m.a.n@...ts.open-mesh.org,
Sven Eckelmann <sven@...fation.org>
Subject: [PATCH 06/17] batman-adv: Don't do pointer arithmetic with void*
The size of void is currently set by gcc to 1, but is not well defined
in general. Therefore it is more advisable to cast it to char* before
doing pointer arithmetic.
Signed-off-by: Sven Eckelmann <sven@...fation.org>
---
net/batman-adv/originator.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index 40a30bb..ae54f77 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -559,7 +559,7 @@ static int orig_node_del_if(struct orig_node *orig_node,
memcpy(data_ptr, orig_node->bcast_own, del_if_num * chunk_size);
/* copy second part */
- memcpy(data_ptr + del_if_num * chunk_size,
+ memcpy((char *)data_ptr + del_if_num * chunk_size,
orig_node->bcast_own + ((del_if_num + 1) * chunk_size),
(max_if_num - del_if_num) * chunk_size);
@@ -579,7 +579,7 @@ free_bcast_own:
memcpy(data_ptr, orig_node->bcast_own_sum,
del_if_num * sizeof(uint8_t));
- memcpy(data_ptr + del_if_num * sizeof(uint8_t),
+ memcpy((char *)data_ptr + del_if_num * sizeof(uint8_t),
orig_node->bcast_own_sum + ((del_if_num + 1) * sizeof(uint8_t)),
(max_if_num - del_if_num) * sizeof(uint8_t));
--
1.7.5.3
--
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