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Diffstat (limited to 'arch/ia64/hp/sim/simserial.c')
-rw-r--r--arch/ia64/hp/sim/simserial.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c
index 7a8ae0f4b387..7dcb8582ae0d 100644
--- a/arch/ia64/hp/sim/simserial.c
+++ b/arch/ia64/hp/sim/simserial.c
@@ -982,7 +982,7 @@ static struct tty_operations hp_ops = {
static int __init
simrs_init (void)
{
- int i;
+ int i, rc;
struct serial_state *state;
if (!ia64_platform_is("hpsim"))
@@ -1017,7 +1017,10 @@ simrs_init (void)
if (state->type == PORT_UNKNOWN) continue;
if (!state->irq) {
- state->irq = assign_irq_vector(AUTO_ASSIGN);
+ if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0)
+ panic("%s: out of interrupt vectors!\n",
+ __FUNCTION__);
+ state->irq = rc;
ia64_ssc_connect_irq(KEYBOARD_INTR, state->irq);
}