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tty: serial: Remove call to memset after pci_alloc_consistent 

pci_alloc_consistent calls dma_alloc_coherent directly.
In commit 518a2f1925
("dma-mapping: zero memory returned from dma_alloc_*"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.

Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Link: https://lore.kernel.org/r/20190715032001.7212-1-huangfq.daxian@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
alistair/sunxi64-5.4-dsi
Fuqian Huang 2019-07-15 11:20:01 +08:00 committed by Greg Kroah-Hartman
parent acf01e6656
commit 0998a63b49
1 changed files with 0 additions and 2 deletions
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2
drivers/tty/serial/icom.c
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@ -207,8 +207,6 @@ static int get_port_memory(struct icom_port *icom_port)
return -ENOMEM;
}
memset(icom_port->statStg, 0, 4096);
/* FODs: Frame Out Descriptor Queue, this is a FIFO queue that
indicates that frames are to be transmitted
*/