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[v1,09/10] xhci: dbc: Use sizeof(*pointer) instead of sizeof(type)

Message ID 20231002161610.2648818-9-andriy.shevchenko@linux.intel.com (mailing list archive)
State Accepted
Commit 311902d4cc4c13c0f1b4e79ee7eb9e04642f3d0b
Headers show
Series [v1,01/10] xhci: dbc: Drop duplicate checks for dma_free_coherent() | expand

Commit Message

Andy Shevchenko Oct. 2, 2023, 4:16 p.m. UTC 
It is preferred to use sizeof(*pointer) instead of sizeof(type).
The type of the variable can change and one needs not change
the former (unlike the latter). No functional change intended.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/usb/host/xhci-dbgcap.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c
index 88e90c30916c..366ce3146a93 100644
--- a/drivers/usb/host/xhci-dbgcap.c
+++ b/drivers/usb/host/xhci-dbgcap.c
@@ -380,7 +380,7 @@  static void xhci_dbc_eps_exit(struct xhci_dbc *dbc)
 static int dbc_erst_alloc(struct device *dev, struct xhci_ring *evt_ring,
 		    struct xhci_erst *erst, gfp_t flags)
 {
-	erst->entries = dma_alloc_coherent(dev, sizeof(struct xhci_erst_entry),
+	erst->entries = dma_alloc_coherent(dev, sizeof(*erst->entries),
 					   &erst->erst_dma_addr, flags);
 	if (!erst->entries)
 		return -ENOMEM;
@@ -394,7 +394,7 @@  static int dbc_erst_alloc(struct device *dev, struct xhci_ring *evt_ring,
 
 static void dbc_erst_free(struct device *dev, struct xhci_erst *erst)
 {
-	dma_free_coherent(dev, sizeof(struct xhci_erst_entry), erst->entries,
+	dma_free_coherent(dev, sizeof(*erst->entries), erst->entries,
 			  erst->erst_dma_addr);
 	erst->entries = NULL;
 }
@@ -494,7 +494,7 @@  static int xhci_dbc_mem_init(struct xhci_dbc *dbc, gfp_t flags)
 		goto ctx_fail;
 
 	/* Allocate the string table: */
-	dbc->string_size = sizeof(struct dbc_str_descs);
+	dbc->string_size = sizeof(*dbc->string);
 	dbc->string = dma_alloc_coherent(dev, dbc->string_size,
 					 &dbc->string_dma, flags);
 	if (!dbc->string)