* [dpdk-dev] [PATCH] mempool: fix incompatibility with C++ in header file
@ 2015-08-14 8:33 Avi Kivity
[not found] ` <55D19C6F.3040501@6wind.com>
0 siblings, 1 reply; 2+ messages in thread
From: Avi Kivity @ 2015-08-14 8:33 UTC (permalink / raw)
To: dev
C++ doesn't allow implied casting from void * to another pointer, so
supply an explicit cast.
Signed-off-by: Avi Kivity <avi@cloudius-systems.com>
---
lib/librte_mempool/rte_mempool.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/librte_mempool/rte_mempool.h b/lib/librte_mempool/rte_mempool.h
index 075bcdf..8abeca9 100644
--- a/lib/librte_mempool/rte_mempool.h
+++ b/lib/librte_mempool/rte_mempool.h
@@ -268,7 +268,7 @@ struct rte_mempool {
/* return the header of a mempool object (internal) */
static inline struct rte_mempool_objhdr *__mempool_get_header(void *obj)
{
- return RTE_PTR_SUB(obj, sizeof(struct rte_mempool_objhdr));
+ return (struct rte_mempool_objhdr *)RTE_PTR_SUB(obj, sizeof(struct rte_mempool_objhdr));
}
/**
@@ -290,7 +290,7 @@ static inline struct rte_mempool *rte_mempool_from_obj(void *obj)
static inline struct rte_mempool_objtlr *__mempool_get_trailer(void *obj)
{
struct rte_mempool *mp = rte_mempool_from_obj(obj);
- return RTE_PTR_ADD(obj, mp->elt_size);
+ return (struct rte_mempool_objtlr *)RTE_PTR_ADD(obj, mp->elt_size);
}
/**
--
2.4.3
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dpdk-dev] [PATCH] mempool: fix incompatibility with C++ in header file
[not found] ` <55D19C6F.3040501@6wind.com>
@ 2015-08-17 8:40 ` Avi Kivity
0 siblings, 0 replies; 2+ messages in thread
From: Avi Kivity @ 2015-08-17 8:40 UTC (permalink / raw)
To: Olivier MATZ, thomas.monjalon; +Cc: <dev@dpdk.org>
(adding list+Thomas back to cc)
On 08/17/2015 11:33 AM, Olivier MATZ wrote:
> Hi,
>
> On 08/14/2015 10:33 AM, Avi Kivity wrote:
>> C++ doesn't allow implied casting from void * to another pointer, so
>> supply an explicit cast.
>>
>> Signed-off-by: Avi Kivity <avi@cloudius-systems.com>
> For Thomas:
> This fix is already submitted in
> http://dpdk.org/dev/patchwork/patch/6750/
>
>
> Thanks Avi
^ permalink raw reply [flat|nested] 2+ messages in thread
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2015-08-14 8:33 [dpdk-dev] [PATCH] mempool: fix incompatibility with C++ in header file Avi Kivity
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2015-08-17 8:40 ` Avi Kivity
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