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[SPARC]: Check kzalloc() return value in SUN4D irq/iommu init. 

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2006-11-30 17:11:26 -08:00
parent c80892d150
commit d4accd60d2
2 changed files with 9 additions and 0 deletions
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4
arch/sparc/kernel/sun4d_irq.c
View File

@ -546,6 +546,10 @@ void __init sun4d_init_sbi_irq(void)
for_each_sbus(sbus)
nsbi++;
sbus_actions = kzalloc (nsbi * 8 * 4 * sizeof(struct sbus_action), GFP_ATOMIC);
if (!sbus_actions) {
prom_printf("SUN4D: Cannot allocate sbus_actions, halting.\n");
prom_halt();
}
for_each_sbus(sbus) {
#ifdef CONFIG_SMP
extern unsigned char boot_cpu_id;

5
arch/sparc/mm/io-unit.c
View File

@ -22,6 +22,7 @@
#include <asm/cacheflush.h>
#include <asm/tlbflush.h>
#include <asm/dma.h>
#include <asm/oplib.h>
/* #define IOUNIT_DEBUG */
#ifdef IOUNIT_DEBUG
@ -42,6 +43,10 @@ iounit_init(int sbi_node, int io_node, struct sbus_bus *sbus)
struct resource r;
iounit = kzalloc(sizeof(struct iounit_struct), GFP_ATOMIC);
if (!iounit) {
prom_printf("SUN4D: Cannot alloc iounit, halting.\n");
prom_halt();
}
iounit->limit[0] = IOUNIT_BMAP1_START;
iounit->limit[1] = IOUNIT_BMAP2_START;