[PATCH v2 5/8] dmadev: fix calloc parameters

Ferruh Yigit ferruh.yigit at amd.com
Wed Jan 24 19:54:02 CET 2024


gcc [1] generates warning [2] about calloc usage, because calloc
parameter order is wrong, fixing it by replacing parameters.

[1]
gcc (GCC) 14.0.1 20240124 (experimental)

[2]
Compiling C object lib/librte_dmadev.a.p/dmadev_rte_dmadev.c.o
../lib/dmadev/rte_dmadev.c: In function ‘dmadev_handle_dev_dump’:
../lib/dmadev/rte_dmadev.c:1033:29:
  warning: ‘calloc’ sizes specified with ‘sizeof’ in the earlier
  argument and not in the later argument [-Wcalloc-transposed-args]
 1033 |     buf = calloc(sizeof(char), RTE_TEL_MAX_SINGLE_STRING_LEN);
      |                         ^~~~

Fixes: 94043b04212a ("dmadev: support telemetry dump dmadev")
Cc: stable at dpdk.org

Signed-off-by: Ferruh Yigit <ferruh.yigit at amd.com>
---
Cc: fengchengwen at huawei.com
---
 lib/dmadev/rte_dmadev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/dmadev/rte_dmadev.c b/lib/dmadev/rte_dmadev.c
index 5953a77bd6f9..c4e909270058 100644
--- a/lib/dmadev/rte_dmadev.c
+++ b/lib/dmadev/rte_dmadev.c
@@ -1030,7 +1030,7 @@ dmadev_handle_dev_dump(const char *cmd __rte_unused,
 	if (*end_param != '\0')
 		RTE_DMA_LOG(WARNING, "Extra parameters passed to dmadev telemetry command, ignoring");
 
-	buf = calloc(sizeof(char), RTE_TEL_MAX_SINGLE_STRING_LEN);
+	buf = calloc(RTE_TEL_MAX_SINGLE_STRING_LEN, sizeof(char));
 	if (buf == NULL)
 		return -ENOMEM;
 
-- 
2.34.1



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