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staging: dgap: remove useless a variable within board_t

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The use_interrupts is used only in dagp_request_irq() for checking
a value from user config file. It doesn't need in board_t struct.

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Daeseok Youn 2014-08-18 23:32:36 +09:00 committed by Greg Kroah-Hartman
parent 9f20ecc51b
commit c643794eb3
2 changed files with 1 additions and 4 deletions
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4
drivers/staging/dgap/dgap.c
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@ -837,12 +837,10 @@ static int dgap_request_irq(struct board_t *brd)
if (!brd || brd->magic != DGAP_BOARD_MAGIC)
return -ENODEV;
brd->use_interrupts = dgap_config_get_useintr(brd);
/*
* Set up our interrupt handler if we are set to do interrupts.
*/
if (brd->use_interrupts && brd->irq) {
if (dgap_config_get_useintr(brd) && brd->irq) {
rc = request_irq(brd->irq, dgap_intr, IRQF_SHARED, "DGAP", brd);

1
drivers/staging/dgap/dgap.h
View File

@ -558,7 +558,6 @@ struct board_t {
u16 nasync; /* Number of ports on card */
u32 use_interrupts; /* Should we be interrupt driven? */
ulong irq; /* Interrupt request number */
ulong intr_count; /* Count of interrupts */
u32 intr_used; /* Non-zero if using interrupts */