ALSA: ISA: Remove superfluous *_set_drvdata(NULL) calls

Similarly like the previous commit for PCI drivers, remove
dev_set_drvdata(NULL) and pnp_set_drvdata(NULL) calls in ISA drivers
now.

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

1 files changed, 0 insertions, 1 deletions

diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c
index 78bc5744e89a..9942691cc0ca 100644
--- a/sound/isa/gus/interwave.c
+++ b/sound/isa/gus/interwave.c
@@ -849,7 +849,6 @@ static int snd_interwave_isa_probe(struct device *pdev,
 static int snd_interwave_isa_remove(struct device *devptr, unsigned int dev)
 {
         snd_card_free(dev_get_drvdata(devptr));
-        dev_set_drvdata(devptr, NULL);
         return 0;
 }