[PATCH 12/17] spi/topcliff-pch: Improve size determinations in pch_spi_probe()

From: SF Markus Elfring
Date: Fri Jan 13 2017 - 12:22:07 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Fri, 13 Jan 2017 15:46:35 +0100

Replace the specification of data structures by pointer dereferences
as the parameter for the operator "sizeof" to make the corresponding size
determination a bit safer.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/spi/spi-topcliff-pch.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c
index 0488b7c7cc19..4bba39e70c7b 100644
--- a/drivers/spi/spi-topcliff-pch.c
+++ b/drivers/spi/spi-topcliff-pch.c
@@ -1541,11 +1541,11 @@ static int pch_spi_probe(struct pci_dev *pdev, const struct pci_device_id *id)
int i;
struct pch_pd_dev_save *pd_dev_save;

- pd_dev_save = kzalloc(sizeof(struct pch_pd_dev_save), GFP_KERNEL);
+ pd_dev_save = kzalloc(sizeof(*pd_dev_save), GFP_KERNEL);
if (!pd_dev_save)
return -ENOMEM;

- board_dat = kzalloc(sizeof(struct pch_spi_board_data), GFP_KERNEL);
+ board_dat = kzalloc(sizeof(*board_dat), GFP_KERNEL);
if (!board_dat) {
retval = -ENOMEM;
goto err_no_mem;
--
2.11.0