[ALSA] Fix compilation without CONFIG_PNP

Fix compilation of some ISA drivers without CONFIG_PNP.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 5 insertions, 2 deletions

diff --git a/sound/isa/wavefront/wavefront.c b/sound/isa/wavefront/wavefront.c
index a6dcb2f970ca..fa3ab960de17 100644
--- a/sound/isa/wavefront/wavefront.c
+++ b/sound/isa/wavefront/wavefront.c
@@ -84,10 +84,9 @@ module_param_array(use_cs4232_midi, bool, NULL, 0444);
 MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");
 
 static struct platform_device *platform_devices[SNDRV_CARDS];
-static int pnp_registered;
-
 
 #ifdef CONFIG_PNP
+static int pnp_registered;
 
 static struct pnp_card_device_id snd_wavefront_pnpids[] = {
         /* Tropez */
@@ -695,8 +694,10 @@ static void __init_or_module snd_wavefront_unregister_all(void)
 {
         int i;
 
+#ifdef CONFIG_PNP
         if (pnp_registered)
                 pnp_unregister_card_driver(&wavefront_pnpc_driver);
+#endif
         for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
                 platform_device_unregister(platform_devices[i]);
         platform_driver_unregister(&snd_wavefront_driver);
@@ -725,11 +726,13 @@ static int __init alsa_card_wavefront_init(void)
                 cards++;
         }
 
+#ifdef CONFIG_PNP
         i = pnp_register_card_driver(&wavefront_pnpc_driver);
         if (i >= 0) {
                 pnp_registered = 1;
                 cards += i;
         }
+#endif
 
         if (!cards) {
 #ifdef MODULE