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Subject[PATCH v1 2/7] xhci: mem: Use __GFP_ZERO instead of explicit memset() call
Date
Use __GFP_ZERO instead of explicit memset() call in
xhci_alloc_stream_ctx().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/usb/host/xhci-mem.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index c385513ad00b..768adcb544a7 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -571,6 +571,8 @@ static struct xhci_stream_ctx *xhci_alloc_stream_ctx(struct xhci_hcd *xhci,
struct device *dev = xhci_to_hcd(xhci)->self.sysdev;
size_t size = size_mul(sizeof(struct xhci_stream_ctx), num_stream_ctxs);

+ mem_flags |= __GFP_ZERO;
+
if (size > MEDIUM_STREAM_ARRAY_SIZE)
return dma_alloc_coherent(dev, size,
dma, mem_flags);
@@ -643,8 +645,6 @@ struct xhci_stream_info *xhci_alloc_stream_info(struct xhci_hcd *xhci,
mem_flags);
if (!stream_info->stream_ctx_array)
goto cleanup_ring_array;
- memset(stream_info->stream_ctx_array, 0,
- sizeof(struct xhci_stream_ctx)*num_stream_ctxs);

/* Allocate everything needed to free the stream rings later */
stream_info->free_streams_command =
--
2.39.1
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