[PATCH] ALSA: convert kcalloc to kzalloc

This patch introduces a memory-leak tracking version of kzalloc for ALSA.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Jaroslav Kysela <perex@suse.cz>
Signed-off-by: Jiri Slaby <xslaby@fi.muni.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/include/sound/core.h b/include/sound/core.h
index f72b3ef515e25e7d8ca1ee64f7f063a7b8d84f9f..3dc41fd5c54d46730d39c01967c93d05e5b48b32 100644 (file)
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -291,12 +291,14 @@ void snd_memory_done(void);
 int snd_memory_info_init(void);
 int snd_memory_info_done(void);
 void *snd_hidden_kmalloc(size_t size, unsigned int __nocast flags);
+void *snd_hidden_kzalloc(size_t size, unsigned int __nocast flags);
 void *snd_hidden_kcalloc(size_t n, size_t size, unsigned int __nocast flags);
 void snd_hidden_kfree(const void *obj);
 void *snd_hidden_vmalloc(unsigned long size);
 void snd_hidden_vfree(void *obj);
 char *snd_hidden_kstrdup(const char *s, unsigned int __nocast flags);
 #define kmalloc(size, flags) snd_hidden_kmalloc(size, flags)
+#define kzalloc(size, flags) snd_hidden_kzalloc(size, flags)
 #define kcalloc(n, size, flags) snd_hidden_kcalloc(n, size, flags)
 #define kfree(obj) snd_hidden_kfree(obj)
 #define vmalloc(size) snd_hidden_vmalloc(size)

diff --git a/sound/core/memory.c b/sound/core/memory.c
index 1622893d00a228df4f1f46f17d4af8f875b82c25..291b4769bde38f2bf2775958ce94f200e62f9732 100644 (file)
--- a/sound/core/memory.c
+++ b/sound/core/memory.c
@@ -116,15 +116,21 @@ void *snd_hidden_kmalloc(size_t size, unsigned int __nocast flags)
        return _snd_kmalloc(size, flags);
 }
 
+void *snd_hidden_kzalloc(size_t size, unsigned int __nocast flags)
+{
+       void *ret = _snd_kmalloc(size, flags);
+       if (ret)
+               memset(ret, 0, size);
+       return ret;
+}
+EXPORT_SYMBOL(snd_hidden_kzalloc);
+
 void *snd_hidden_kcalloc(size_t n, size_t size, unsigned int __nocast flags)
 {
        void *ret = NULL;
        if (n != 0 && size > INT_MAX / n)
                return ret;
-       ret = _snd_kmalloc(n * size, flags);
-       if (ret)
-               memset(ret, 0, n * size);
-       return ret;
+       return snd_hidden_kzalloc(n * size, flags);
 }
 
 void snd_hidden_kfree(const void *obj)

diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index ce6c9fadb5948b57c185dbf44d91e783bb969de0..4943299cf137dce8ab4bcb369ad9813ad0660173 100644 (file)
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -2249,7 +2249,7 @@ static int __devinit snd_ali_create(snd_card_t * card,
                return -ENXIO;
        }
 
-       if ((codec = kcalloc(1, sizeof(*codec), GFP_KERNEL)) == NULL) {
+       if ((codec = kzalloc(sizeof(*codec), GFP_KERNEL)) == NULL) {
                pci_disable_device(pci);
                return -ENOMEM;
        }