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authorGuo Zhengkui <guozhengkui@vivo.com>2021-12-09 14:23:05 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-12-13 15:03:18 +0100
commita927ae1fba4b0aa51e1fa9b43c4018bbf10d27f6 (patch)
tree4b633630c6f9cb3130dd073ac183a697f107403c /drivers
parentaa9c2219f989881dffe2dd6ef9b6540858873a5f (diff)
downloadlinux-a927ae1fba4b0aa51e1fa9b43c4018bbf10d27f6.tar.bz2
usb: core: hcd: change sizeof(vaddr) to sizeof(unsigned long)
`vaddr` is a pointer to unsigned char. sizeof(vaddr) here intends to get the size of a pointer. But readers may get confused. Change sizeof(vaddr) to sizeof(unsigned long) makes more sense. Suggested-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com> Link: https://lore.kernel.org/r/20211209062441.9856-1-guozhengkui@vivo.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/core/hcd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 4d326ee12c36..9ffc63ae65ac 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1281,7 +1281,7 @@ static int hcd_alloc_coherent(struct usb_bus *bus,
return -EFAULT;
}
- vaddr = hcd_buffer_alloc(bus, size + sizeof(vaddr),
+ vaddr = hcd_buffer_alloc(bus, size + sizeof(unsigned long),
mem_flags, dma_handle);
if (!vaddr)
return -ENOMEM;