43 lines
1.4 KiB
Diff
43 lines
1.4 KiB
Diff
From: Thomas Meyer <thomas@m3y3r.de>
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Date: Tue, 8 Nov 2011 20:40:26 +0100
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Subject: [006/106] Staging: line6: Use kmemdup rather than duplicating its
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implementation
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commit cff863871e748d072cae002fb13e692436b0200a upstream.
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Use kmemdup rather than duplicating its implementation
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The semantic patch that makes this change is available
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in scripts/coccinelle/api/memdup.cocci.
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More information about semantic patching is available at
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http://coccinelle.lip6.fr/
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Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
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Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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---
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drivers/staging/line6/midi.c | 3 +--
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1 file changed, 1 insertion(+), 2 deletions(-)
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diff --git a/drivers/staging/line6/midi.c b/drivers/staging/line6/midi.c
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index ed5577f..7f1e90e 100644
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--- a/drivers/staging/line6/midi.c
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+++ b/drivers/staging/line6/midi.c
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@@ -135,7 +135,7 @@ static int send_midi_async(struct usb_line6 *line6, unsigned char *data,
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line6_write_hexdump(line6, 'S', data, length);
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#endif
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- transfer_buffer = kmalloc(length, GFP_ATOMIC);
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+ transfer_buffer = kmemdup(data, length, GFP_ATOMIC);
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if (transfer_buffer == NULL) {
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usb_free_urb(urb);
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@@ -143,7 +143,6 @@ static int send_midi_async(struct usb_line6 *line6, unsigned char *data,
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return -ENOMEM;
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}
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- memcpy(transfer_buffer, data, length);
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usb_fill_int_urb(urb, line6->usbdev,
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usb_sndbulkpipe(line6->usbdev,
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line6->ep_control_write),
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