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Fix a uvm_fault panic that memory is not allocated for the last few GPIO bits.

This commit is contained in:
msaitoh 2012-11-21 08:03:18 +00:00
parent 0412e87f4f
commit 96ffda2dcc
1 changed files with 4 additions and 3 deletions
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7
sys/arch/arm/marvell/mvsocgpp.c
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@ -1,4 +1,4 @@
/* $NetBSD: mvsocgpp.c,v 1.4 2012/09/10 08:50:37 msaitoh Exp $ */
/* $NetBSD: mvsocgpp.c,v 1.5 2012/11/21 08:03:18 msaitoh Exp $ */
/*
* Copyright (c) 2008, 2010 KIYOHARA Takashi
* All rights reserved.
@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: mvsocgpp.c,v 1.4 2012/09/10 08:50:37 msaitoh Exp $");
__KERNEL_RCSID(0, "$NetBSD: mvsocgpp.c,v 1.5 2012/11/21 08:03:18 msaitoh Exp $");
#include "gpio.h"
@ -168,7 +168,8 @@ mvsocgpp_attach(device_t parent, device_t self, void *aux)
MVSOCGPP_WRITE(sc, MVSOCGPP_GPIOIC(i), 0);
sc->sc_pic =
kmem_zalloc(sizeof(struct mvsocgpp_pic) * gpp_npins / 8, KM_SLEEP);
kmem_zalloc(sizeof(struct mvsocgpp_pic) * howmany(gpp_npins, 8),
KM_SLEEP);
for (i = 0, j = 0; i < gpp_npins; i += 8, j++) {
gpio_pic = &(sc->sc_pic + j)->gpio_pic;
gpio_pic->pic_ops = &gpio_pic_ops;