Changeset 426 for GPL/trunk/alsa-kernel/pci/emu10k1/emufx.c

Timestamp:

May 9, 2009, 11:45:26 AM (16 years ago)

Author:

Paul Smedley

Message:

Update alsa-kernel to ALSA 1.0.20 level

File:

• GPL/trunk/alsa-kernel/pci/emu10k1/emufx.c (modified) (5 diffs)

GPL/trunk/alsa-kernel/pci/emu10k1/emufx.c

@@ -1520 +1520 @@
         if (emu->card_capabilities->emu_model) {
                 /* EMU1010 Outputs from PCM Front, Rear, Center, LFE, Side */
-                snd_printk("EMU outputs on\n");
+                snd_printk(KERN_INFO "EMU outputs on\n");
                 for (z = 0; z < 8; z++) {
                         if (emu->card_capabilities->ca0108_chip) {
@@ -1568 +1568 @@
         if (emu->card_capabilities->emu_model) {
                 if (emu->card_capabilities->ca0108_chip) {
-                        snd_printk("EMU2 inputs on\n");
+                        snd_printk(KERN_INFO "EMU2 inputs on\n");
                         for (z = 0; z < 0x10; z++) {
                                 snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, 
@@ -1576 +1576 @@
                         }
                 } else {
-                        snd_printk("EMU inputs on\n");
+                        snd_printk(KERN_INFO "EMU inputs on\n");
                         /* Capture 16 (originally 8) channels of S32_LE sound */
 
-                        /* printk("emufx.c: gpr=0x%x, tmp=0x%x\n",gpr, tmp); */
+                        /*
+                        printk(KERN_DEBUG "emufx.c: gpr=0x%x, tmp=0x%x\n",
+                               gpr, tmp);
+                        */
                         /* For the EMU1010: How to get 32bit values from the DSP. High 16bits into L, low 16bits into R. */
                         /* A_P16VIN(0) is delayed by one sample,
@@ -2491 +2494 @@
                 if (!capable(CAP_SYS_ADMIN))
                         return -EPERM;
-                icode = kmalloc(sizeof(*icode), GFP_KERNEL);
-                if (icode == NULL)
-                        return -ENOMEM;
-                if (copy_from_user(icode, argp, sizeof(*icode))) {
-                        kfree(icode);
-                        return -EFAULT;
-                }
+
+                icode = memdup_user(argp, sizeof(*icode));
+                if (IS_ERR(icode))
+                        return PTR_ERR(icode);
                 res = snd_emu10k1_icode_poke(emu, icode);
                 kfree(icode);
                 return res;
         case SNDRV_EMU10K1_IOCTL_CODE_PEEK:
-                icode = kmalloc(sizeof(*icode), GFP_KERNEL);
-                if (icode == NULL)
-                        return -ENOMEM;
-                if (copy_from_user(icode, argp, sizeof(*icode))) {
-                        kfree(icode);
-                        return -EFAULT;
-                }
+                icode = memdup_user(argp, sizeof(*icode));
+                if (IS_ERR(icode))
+                        return PTR_ERR(icode);
                 res = snd_emu10k1_icode_peek(emu, icode);
                 if (res == 0 && copy_to_user(argp, icode, sizeof(*icode))) {
@@ -2517 +2513 @@
                 return res;
         case SNDRV_EMU10K1_IOCTL_PCM_POKE:
-                ipcm = kmalloc(sizeof(*ipcm), GFP_KERNEL);
-                if (ipcm == NULL)
-                        return -ENOMEM;
-                if (copy_from_user(ipcm, argp, sizeof(*ipcm))) {
-                        kfree(ipcm);
-                        return -EFAULT;
-                }
+                ipcm = memdup_user(argp, sizeof(*ipcm));
+                if (IS_ERR(ipcm))
+                        return PTR_ERR(ipcm);
                 res = snd_emu10k1_ipcm_poke(emu, ipcm);
                 kfree(ipcm);
                 return res;
         case SNDRV_EMU10K1_IOCTL_PCM_PEEK:
-                ipcm = kzalloc(sizeof(*ipcm), GFP_KERNEL);
-                if (ipcm == NULL)
-                        return -ENOMEM;
-                if (copy_from_user(ipcm, argp, sizeof(*ipcm))) {
-                        kfree(ipcm);
-                        return -EFAULT;
-                }
+                ipcm = memdup_user(argp, sizeof(*ipcm));
+                if (IS_ERR(ipcm))
+                        return PTR_ERR(ipcm);
                 res = snd_emu10k1_ipcm_peek(emu, ipcm);
                 if (res == 0 && copy_to_user(argp, ipcm, sizeof(*ipcm))) {