[PATCH 4/4] staging: vt6656: Use variable instead of its type in sizeof(...)

From: Simon SandstrÃm
Date: Fri Jun 30 2017 - 17:39:14 EST


Use sizeof(variable) instead of sizeof(type) in memory allocations to
prevent problems if the variable type changes in the future.

Signed-off-by: Simon SandstrÃm <simon@xxxxxxxxxx>
---
drivers/staging/vt6656/main_usb.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 095b85567306..cc6d8778fe5b 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -419,8 +419,7 @@ static bool vnt_alloc_bufs(struct vnt_private *priv)
int ii;

for (ii = 0; ii < priv->num_tx_context; ii++) {
- tx_context = kmalloc(sizeof(struct vnt_usb_send_context),
- GFP_KERNEL);
+ tx_context = kmalloc(sizeof(*tx_context), GFP_KERNEL);
if (!tx_context)
goto free_tx;

@@ -437,7 +436,7 @@ static bool vnt_alloc_bufs(struct vnt_private *priv)
}

for (ii = 0; ii < priv->num_rcb; ii++) {
- priv->rcb[ii] = kzalloc(sizeof(struct vnt_rcb), GFP_KERNEL);
+ priv->rcb[ii] = kzalloc(sizeof(*priv->rcb[ii]), GFP_KERNEL);
if (!priv->rcb[ii]) {
dev_err(&priv->usb->dev,
"failed to allocate rcb no %d\n", ii);
--
2.11.0