[PATCH] drivers: hv: use kmalloc_array in mshv_root_scheduler_init

Can Peng posted 1 patch 4 days, 17 hours ago
drivers/hv/mshv_root_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
[PATCH] drivers: hv: use kmalloc_array in mshv_root_scheduler_init
Posted by Can Peng 4 days, 17 hours ago
Replace kmalloc() with kmalloc_array() to prevent potential
overflow, as recommended in Documentation/process/deprecated.rst.

Signed-off-by: Can Peng <pengcan@kylinos.cn>
---
 drivers/hv/mshv_root_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hv/mshv_root_main.c b/drivers/hv/mshv_root_main.c
index bd1359eb58dd..146726cc4e9b 100644
--- a/drivers/hv/mshv_root_main.c
+++ b/drivers/hv/mshv_root_main.c
@@ -2241,7 +2241,7 @@ static int mshv_root_scheduler_init(unsigned int cpu)
 	outputarg = (void **)this_cpu_ptr(root_scheduler_output);
 
 	/* Allocate two consecutive pages. One for input, one for output. */
-	p = kmalloc(2 * HV_HYP_PAGE_SIZE, GFP_KERNEL);
+	p = kmalloc_array(2, HV_HYP_PAGE_SIZE, GFP_KERNEL);
 	if (!p)
 		return -ENOMEM;
 
-- 
2.53.0