[dpdk-dev,1/6] test: remove unneeded casts

Message ID 1423925950-5201-1-git-send-email-shemming@brocade.com (mailing list archive)
State Accepted, archived
Headers

Commit Message

Stephen Hemminger Feb. 14, 2015, 2:59 p.m. UTC
  The malloc family returns void * and therefore cast is unnecessary.
Use calloc rather than zmalloc with multiply for array.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 app/test/test_hash_perf.c | 8 ++++----
 app/test/test_mempool.c   | 2 +-
 app/test/test_ring.c      | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)
  

Comments

Bruce Richardson Feb. 19, 2015, 2:53 p.m. UTC | #1
On Sat, Feb 14, 2015 at 09:59:05AM -0500, Stephen Hemminger wrote:
> The malloc family returns void * and therefore cast is unnecessary.
> Use calloc rather than zmalloc with multiply for array.
> 
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

Looks like a good basic cleanup

Acked-by: Bruce Richardson <bruce.richardson@intel.com>

> ---
>  app/test/test_hash_perf.c | 8 ++++----
>  app/test/test_mempool.c   | 2 +-
>  app/test/test_ring.c      | 2 +-
>  3 files changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/app/test/test_hash_perf.c b/app/test/test_hash_perf.c
> index be34957..6f719fc 100644
> --- a/app/test/test_hash_perf.c
> +++ b/app/test/test_hash_perf.c
> @@ -459,13 +459,13 @@ run_single_tbl_perf_test(const struct rte_hash *h, hash_operation func,
>  
>  	/* Initialise */
>  	num_buckets = params->entries / params->bucket_entries;
> -	key = (uint8_t *) rte_zmalloc("hash key",
> -			params->key_len * sizeof(uint8_t), 16);
> +	key = rte_zmalloc("hash key",
> +			  params->key_len * sizeof(uint8_t), 16);
>  	if (key == NULL)
>  		return -1;
>  
> -	bucket_occupancies = (uint32_t *) rte_zmalloc("bucket occupancies",
> -			num_buckets * sizeof(uint32_t), 16);
> +	bucket_occupancies = rte_calloc("bucket occupancies",
> +					num_buckets, sizeof(uint32_t), 16);
>  	if (bucket_occupancies == NULL) {
>  		rte_free(key);
>  		return -1;
> diff --git a/app/test/test_mempool.c b/app/test/test_mempool.c
> index 303d2b3..de85c9c 100644
> --- a/app/test/test_mempool.c
> +++ b/app/test/test_mempool.c
> @@ -360,7 +360,7 @@ test_mempool_basic_ex(struct rte_mempool * mp)
>  	if (mp == NULL)
>  		return ret;
>  
> -	obj = (void **)rte_zmalloc("test_mempool_basic_ex", (MEMPOOL_SIZE * sizeof(void *)), 0);
> +	obj = rte_calloc("test_mempool_basic_ex", MEMPOOL_SIZE , sizeof(void *), 0);
>  	if (obj == NULL) {
>  		printf("test_mempool_basic_ex fail to rte_malloc\n");
>  		return ret;
> diff --git a/app/test/test_ring.c b/app/test/test_ring.c
> index 2cd8e77..ce25329 100644
> --- a/app/test/test_ring.c
> +++ b/app/test/test_ring.c
> @@ -1259,7 +1259,7 @@ test_ring_basic_ex(void)
>  	struct rte_ring * rp;
>  	void **obj = NULL;
>  
> -	obj = (void **)rte_zmalloc("test_ring_basic_ex_malloc", (RING_SIZE * sizeof(void *)), 0);
> +	obj = rte_calloc("test_ring_basic_ex_malloc", RING_SIZE, sizeof(void *), 0);
>  	if (obj == NULL) {
>  		printf("test_ring_basic_ex fail to rte_malloc\n");
>  		goto fail_test;
> -- 
> 2.1.4
>
  
Thomas Monjalon March 4, 2015, 8:52 p.m. UTC | #2
2015-02-19 14:53, Bruce Richardson:
> On Sat, Feb 14, 2015 at 09:59:05AM -0500, Stephen Hemminger wrote:
> > The malloc family returns void * and therefore cast is unnecessary.
> > Use calloc rather than zmalloc with multiply for array.
> > 
> > Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> 
> Looks like a good basic cleanup
> 
> Acked-by: Bruce Richardson <bruce.richardson@intel.com>

Applied the series despite the lack of answer to simple questions.
  

Patch

diff --git a/app/test/test_hash_perf.c b/app/test/test_hash_perf.c
index be34957..6f719fc 100644
--- a/app/test/test_hash_perf.c
+++ b/app/test/test_hash_perf.c
@@ -459,13 +459,13 @@  run_single_tbl_perf_test(const struct rte_hash *h, hash_operation func,
 
 	/* Initialise */
 	num_buckets = params->entries / params->bucket_entries;
-	key = (uint8_t *) rte_zmalloc("hash key",
-			params->key_len * sizeof(uint8_t), 16);
+	key = rte_zmalloc("hash key",
+			  params->key_len * sizeof(uint8_t), 16);
 	if (key == NULL)
 		return -1;
 
-	bucket_occupancies = (uint32_t *) rte_zmalloc("bucket occupancies",
-			num_buckets * sizeof(uint32_t), 16);
+	bucket_occupancies = rte_calloc("bucket occupancies",
+					num_buckets, sizeof(uint32_t), 16);
 	if (bucket_occupancies == NULL) {
 		rte_free(key);
 		return -1;
diff --git a/app/test/test_mempool.c b/app/test/test_mempool.c
index 303d2b3..de85c9c 100644
--- a/app/test/test_mempool.c
+++ b/app/test/test_mempool.c
@@ -360,7 +360,7 @@  test_mempool_basic_ex(struct rte_mempool * mp)
 	if (mp == NULL)
 		return ret;
 
-	obj = (void **)rte_zmalloc("test_mempool_basic_ex", (MEMPOOL_SIZE * sizeof(void *)), 0);
+	obj = rte_calloc("test_mempool_basic_ex", MEMPOOL_SIZE , sizeof(void *), 0);
 	if (obj == NULL) {
 		printf("test_mempool_basic_ex fail to rte_malloc\n");
 		return ret;
diff --git a/app/test/test_ring.c b/app/test/test_ring.c
index 2cd8e77..ce25329 100644
--- a/app/test/test_ring.c
+++ b/app/test/test_ring.c
@@ -1259,7 +1259,7 @@  test_ring_basic_ex(void)
 	struct rte_ring * rp;
 	void **obj = NULL;
 
-	obj = (void **)rte_zmalloc("test_ring_basic_ex_malloc", (RING_SIZE * sizeof(void *)), 0);
+	obj = rte_calloc("test_ring_basic_ex_malloc", RING_SIZE, sizeof(void *), 0);
 	if (obj == NULL) {
 		printf("test_ring_basic_ex fail to rte_malloc\n");
 		goto fail_test;