[PATCH 01/17] spi: Use kcalloc() in spi_register_board_info()

From: SF Markus Elfring
Date: Fri Jan 13 2017 - 12:08:46 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Fri, 13 Jan 2017 12:28:04 +0100

A multiplication for the size determination of a memory allocation
indicated that an array data structure should be processed.
Thus reuse the corresponding function "kcalloc".

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/spi/spi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 656dd3e3220c..8c05f27bf642 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -672,7 +672,7 @@ int spi_register_board_info(struct spi_board_info const *info, unsigned n)
if (!n)
return -EINVAL;

- bi = kzalloc(n * sizeof(*bi), GFP_KERNEL);
+ bi = kcalloc(n, sizeof(*bi), GFP_KERNEL);
if (!bi)
return -ENOMEM;

--
2.11.0