[PATCH] firmware: qcom_scm: Fix coccinelle warning

[Mukesh Ojha]

Fix coccinelle warning of allocation and memory copying to allocated
memory by replacing with kmemdup.

cocci warnings: (new ones prefixed by >>)
>> drivers/firmware/qcom/qcom_scm.c:916:11-18: WARNING opportunity for kmemdup

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Closes: https://lore.kernel.org/oe-kbuild-all/202601142144.HvSlBSI9-lkp@xxxxxxxxx/
Signed-off-by: Mukesh Ojha <mukesh.ojha@xxxxxxxxxxxxxxxx>
---
Exact patch where this warning introduced is in Linux-next but not yet
hit stable.

 drivers/firmware/qcom/qcom_scm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c
index 8fbc96693a55..d439a9f5b62b 100644
--- a/drivers/firmware/qcom/qcom_scm.c
+++ b/drivers/firmware/qcom/qcom_scm.c
@@ -923,14 +923,13 @@ struct resource_table *qcom_scm_pas_get_rsc_table(struct qcom_scm_pas_context *c
 		goto free_input_rt;
 	}
 
-	tbl_ptr = kzalloc(size, GFP_KERNEL);
+	tbl_ptr = kmemdup(output_rt_tzm, size, GFP_KERNEL);
 	if (!tbl_ptr) {
 		qcom_tzmem_free(output_rt_tzm);
 		ret = -ENOMEM;
 		goto free_input_rt;
 	}
 
-	memcpy(tbl_ptr, output_rt_tzm, size);
 	*output_rt_size = size;
 	qcom_tzmem_free(output_rt_tzm);
 
-- 
2.50.1