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Commit 4756febb authored by Alan Stern's avatar Alan Stern Committed by Greg Kroah-Hartman
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USB: fix bug in sg initialization in usbtest 



This patch (as1062) fixes a bug in the scatter-gather initialization
code in the usbtest driver.  When the sg-helper conversion was
performed, it wasn't done correctly.

Signed-off-by: default avatarAlan Stern <stern@rowland.harvard.edu>
CC: Jens Axboe <axboe@kernel.dk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent d04863e9

drivers/usb/misc/usbtest.c

+2 −1
Original line number Diff line number Diff line
@@ -378,6 +378,7 @@ alloc_sglist (int nents, int max, int vary) 
	sg = kmalloc (nents * sizeof *sg, GFP_KERNEL);

	if (!sg)

		return NULL;

	sg_init_table(sg, nents);



	for (i = 0; i < nents; i++) {

		char		*buf;
@@ -390,7 +391,7 @@ alloc_sglist (int nents, int max, int vary) 
		}



		/* kmalloc pages are always physically contiguous! */

		sg_init_one(&sg[i], buf, size);

		sg_set_buf(&sg[i], buf, size);



		switch (pattern) {

		case 0: