[ALSA] sound: rme96.c fix integer as NULL pointer warning

kernel style does assignment outside of if() block
sound/pci/rme96.c:1562:71: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/rme96.c b/sound/pci/rme96.c
index fb0a4ee..3fdd488 100644 (file)
--- a/sound/pci/rme96.c
+++ b/sound/pci/rme96.c
@@ -1559,7 +1559,8 @@ snd_rme96_create(struct rme96 *rme96)
                return err;
        rme96->port = pci_resource_start(rme96->pci, 0);
 
-       if ((rme96->iobase = ioremap_nocache(rme96->port, RME96_IO_SIZE)) == 0) {
+       rme96->iobase = ioremap_nocache(rme96->port, RME96_IO_SIZE);
+       if (!rme96->iobase) {
                snd_printk(KERN_ERR "unable to remap memory region 0x%lx-0x%lx\n", rme96->port, rme96->port + RME96_IO_SIZE - 1);
                return -ENOMEM;
        }