Btrfs: add more error checking to btrfs_dirty_inode

[~andy/linux] / sound / oss / waveartist.c

diff --git a/sound/oss/waveartist.c b/sound/oss/waveartist.c
index c5bf363d32c2fb055e9639a2040e4501fb989fd7..e688dde6bbdeb0b54ae26c761eaba38b1ede5a95 100644 (file)
--- a/sound/oss/waveartist.c
+++ b/sound/oss/waveartist.c
@@ -35,6 +35,7 @@
 
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/slab.h>
 #include <linux/sched.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
@@ -47,7 +48,7 @@
 #include "waveartist.h"
 
 #ifdef CONFIG_ARM
-#include <asm/hardware.h>
+#include <mach/hardware.h>
 #include <asm/mach-types.h>
 #endif
 
@@ -835,7 +836,7 @@ static struct audio_driver waveartist_audio_driver = {
 static irqreturn_t
 waveartist_intr(int irq, void *dev_id)
 {
-       wavnc_info *devc = (wavnc_info *)dev_id;
+       wavnc_info *devc = dev_id;
        int        irqstatus, status;
 
        spin_lock(&waveartist_lock);
@@ -1267,12 +1268,10 @@ static int __init waveartist_init(wavnc_info *devc)
        conf_printf2(dev_name, devc->hw.io_base, devc->hw.irq,
                     devc->hw.dma, devc->hw.dma2);
 
-       portc = (wavnc_port_info *)kmalloc(sizeof(wavnc_port_info), GFP_KERNEL);
+       portc = kzalloc(sizeof(wavnc_port_info), GFP_KERNEL);
        if (portc == NULL)
                goto nomem;
 
-       memset(portc, 0, sizeof(wavnc_port_info));
-
        my_dev = sound_install_audiodrv(AUDIO_DRIVER_VERSION, dev_name,
                        &waveartist_audio_driver, sizeof(struct audio_driver),
                        devc->audio_flags, AFMT_U8 | AFMT_S16_LE | AFMT_S8,
@@ -1485,16 +1484,14 @@ static void __exit unload_waveartist(struct address_info *hw)
 #define VNC_HANDSET_DETECT     0x40
 #define VNC_DISABLE_AUTOSWITCH 0x80
 
-extern spinlock_t gpio_lock;
-
 static inline void
 vnc_mute_spkr(wavnc_info *devc)
 {
        unsigned long flags;
 
-       spin_lock_irqsave(&gpio_lock, flags);
-       cpld_modify(CPLD_UNMUTE, devc->spkr_mute_state ? 0 : CPLD_UNMUTE);
-       spin_unlock_irqrestore(&gpio_lock, flags);
+       spin_lock_irqsave(&nw_gpio_lock, flags);
+       nw_cpld_modify(CPLD_UNMUTE, devc->spkr_mute_state ? 0 : CPLD_UNMUTE);
+       spin_unlock_irqrestore(&nw_gpio_lock, flags);
 }
 
 static void