diff options
Diffstat (limited to 'arch/sparc/mm')
| -rw-r--r-- | arch/sparc/mm/io-unit.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c index 00706202296..4ccda77d08d 100644 --- a/arch/sparc/mm/io-unit.c +++ b/arch/sparc/mm/io-unit.c @@ -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; |