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author | David S. Miller <davem@davemloft.net> | 2009-11-19 06:19:03 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2009-11-19 06:19:03 (GMT) |
commit | 3505d1a9fd65e2d3e00827857b6795d9d8983658 (patch) | |
tree | 941cfafdb57c427bb6b7ebf6354ee93b2a3693b5 /drivers/usb/mon | |
parent | dfef948ed2ba69cf041840b5e860d6b4e16fa0b1 (diff) | |
parent | 66b00a7c93ec782d118d2c03bd599cfd041e80a1 (diff) | |
download | linux-fsl-qoriq-3505d1a9fd65e2d3e00827857b6795d9d8983658.tar.xz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/sfc/sfe4001.c
drivers/net/wireless/libertas/cmd.c
drivers/staging/Kconfig
drivers/staging/Makefile
drivers/staging/rtl8187se/Kconfig
drivers/staging/rtl8192e/Kconfig
Diffstat (limited to 'drivers/usb/mon')
-rw-r--r-- | drivers/usb/mon/mon_bin.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c index 9ed3e74..10f3205 100644 --- a/drivers/usb/mon/mon_bin.c +++ b/drivers/usb/mon/mon_bin.c @@ -348,12 +348,12 @@ static unsigned int mon_buff_area_alloc_contiguous(struct mon_reader_bin *rp, /* * Return a few (kilo-)bytes to the head of the buffer. - * This is used if a DMA fetch fails. + * This is used if a data fetch fails. */ static void mon_buff_area_shrink(struct mon_reader_bin *rp, unsigned int size) { - size = (size + PKT_ALIGN-1) & ~(PKT_ALIGN-1); + /* size &= ~(PKT_ALIGN-1); -- we're called with aligned size */ rp->b_cnt -= size; if (rp->b_in < size) rp->b_in += rp->b_size; @@ -433,6 +433,7 @@ static void mon_bin_event(struct mon_reader_bin *rp, struct urb *urb, unsigned int urb_length; unsigned int offset; unsigned int length; + unsigned int delta; unsigned int ndesc, lendesc; unsigned char dir; struct mon_bin_hdr *ep; @@ -537,8 +538,10 @@ static void mon_bin_event(struct mon_reader_bin *rp, struct urb *urb, if (length != 0) { ep->flag_data = mon_bin_get_data(rp, offset, urb, length); if (ep->flag_data != 0) { /* Yes, it's 0x00, not '0' */ - ep->len_cap = 0; - mon_buff_area_shrink(rp, length); + delta = (ep->len_cap + PKT_ALIGN-1) & ~(PKT_ALIGN-1); + ep->len_cap -= length; + delta -= (ep->len_cap + PKT_ALIGN-1) & ~(PKT_ALIGN-1); + mon_buff_area_shrink(rp, delta); } } else { ep->flag_data = data_tag; |