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Merge tag 'linux-can-fixes-for-4.5-20160304' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can

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Marc Kleine-Budde says:

====================
pull-request: can 2016-03-04

this is a pull request for net/master.

There is one patch from Ed Spiridonov, which increases the performance of the
mcp251x SPI CAN driver, by avoiding to write to error flag register if it's
unnecessary.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2016-03-04 14:32:47 -05:00
parent c1bb0a5588 d694b06c42
commit 390fd4fa9f
1 changed files with 1 additions and 1 deletions
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2
drivers/net/can/spi/mcp251x.c
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@@ -843,7 +843,7 @@ static irqreturn_t mcp251x_can_ist(int irq, void *dev_id)
if (clear_intf)
mcp251x_write_bits(spi, CANINTF, clear_intf, 0x00);
if (eflag)
if (eflag & (EFLG_RX0OVR | EFLG_RX1OVR))
mcp251x_write_bits(spi, EFLG, eflag, 0x00);
/* Update can state */