sound: Deparenthesize negative error returns

Make the returns a bit more kernel standard style.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/isa/wavefront/wavefront_synth.c b/sound/isa/wavefront/wavefront_synth.c
index 33f5ec1..69f76ff 100644
--- a/sound/isa/wavefront/wavefront_synth.c
+++ b/sound/isa/wavefront/wavefront_synth.c
@@ -793,7 +793,7 @@
     
 	if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_PATCH, NULL, buf)) {
 		snd_printk ("download patch failed\n");
-		return -(EIO);
+		return -EIO;
 	}
 
 	return (0);
@@ -831,7 +831,7 @@
     
 	if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_PROGRAM, NULL, buf)) {
 		snd_printk ("download patch failed\n");	
-		return -(EIO);
+		return -EIO;
 	}
 
 	return (0);
@@ -952,7 +952,7 @@
 	if (skip > 0 && header->hdr.s.SampleResolution != LINEAR_16BIT) {
 		snd_printk ("channel selection only "
 			    "possible on 16-bit samples");
-		return -(EINVAL);
+		return -EINVAL;
 	}
 
 	switch (skip) {
@@ -1049,7 +1049,7 @@
 			   NULL, sample_hdr)) {
 		snd_printk ("sample %sdownload refused.\n",
 			    header->size ? "" : "header ");
-		return -(EIO);
+		return -EIO;
 	}
 
 	if (header->size == 0) {
@@ -1075,7 +1075,7 @@
 		if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_BLOCK, NULL, NULL)) {
 			snd_printk ("download block "
 				    "request refused.\n");
-			return -(EIO);
+			return -EIO;
 		}
 
 		for (i = 0; i < blocksize; i++) {
@@ -1135,12 +1135,12 @@
 			if (dma_ack == -1) {
 				snd_printk ("upload sample "
 					    "DMA ack timeout\n");
-				return -(EIO);
+				return -EIO;
 			} else {
 				snd_printk ("upload sample "
 					    "DMA ack error 0x%x\n",
 					    dma_ack);
-				return -(EIO);
+				return -EIO;
 			}
 		}
 	}
@@ -1181,7 +1181,7 @@
 
 	if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_SAMPLE_ALIAS, NULL, alias_hdr)) {
 		snd_printk ("download alias failed.\n");
-		return -(EIO);
+		return -EIO;
 	}
 
 	dev->sample_status[header->number] = (WF_SLOT_FILLED|WF_ST_ALIAS);
@@ -1232,7 +1232,7 @@
 			   msample_hdr)) {
 		snd_printk ("download of multisample failed.\n");
 		kfree(msample_hdr);
-		return -(EIO);
+		return -EIO;
 	}
 
 	dev->sample_status[header->number] = (WF_SLOT_FILLED|WF_ST_MULTISAMPLE);
@@ -1254,7 +1254,7 @@
     
 	if (snd_wavefront_cmd (dev, WFC_UPLOAD_MULTISAMPLE, log_ns, number)) {
 		snd_printk ("upload multisample failed.\n");
-		return -(EIO);
+		return -EIO;
 	}
     
 	DPRINT (WF_DEBUG_DATA, "msample %d has %d samples\n",
@@ -1273,14 +1273,14 @@
 		if ((val = wavefront_read (dev)) == -1) {
 			snd_printk ("upload multisample failed "
 				    "during sample loop.\n");
-			return -(EIO);
+			return -EIO;
 		}
 		d[0] = val;
 
 		if ((val = wavefront_read (dev)) == -1) {
 			snd_printk ("upload multisample failed "
 				    "during sample loop.\n");
-			return -(EIO);
+			return -EIO;
 		}
 		d[1] = val;
 	
@@ -1315,7 +1315,7 @@
 
 	if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_EDRUM_PROGRAM, NULL, drumbuf)) {
 		snd_printk ("download drum failed.\n");
-		return -(EIO);
+		return -EIO;
 	}
 
 	return (0);