[ALSA] sound/core Fix the sparse warning 'implicit cast to nocast type'

Memalloc module,ALSA Core,Instrument layer
Fix the sparse warning 'implicit cast to nocast type'

File/Subsystem:sound/core

Signed-off-by: Victor Fusco <victor@cetuc.puc-rio.br>
Signed-off-by: Domen Puncer <domen@coderock.org>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

include/sound/core.h

@@ -290,12 +290,12 @@ void snd_memory_init(void);
 void snd_memory_done(void);
 int snd_memory_info_init(void);
 int snd_memory_info_done(void);
-void *snd_hidden_kmalloc(size_t size, int flags);
-void *snd_hidden_kcalloc(size_t n, size_t size, int flags);
+void *snd_hidden_kmalloc(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, int flags);
+char *snd_hidden_kstrdup(const char *s, unsigned int __nocast flags);
 #define kmalloc(size, flags) snd_hidden_kmalloc(size, flags)
 #define kcalloc(n, size, flags) snd_hidden_kcalloc(n, size, flags)
 #define kfree(obj) snd_hidden_kfree(obj)

include/sound/driver.h

@@ -51,7 +51,7 @@
 #ifdef CONFIG_SND_DEBUG_MEMORY
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
-void *snd_wrapper_kmalloc(size_t, int);
+void *snd_wrapper_kmalloc(size_t, unsigned int __nocast);
 #undef kmalloc
 void snd_wrapper_kfree(const void *);
 #undef kfree

sound/core/memalloc.c

@@ -105,7 +105,8 @@ struct snd_mem_list {
  */
 
 static void *snd_dma_hack_alloc_coherent(struct device *dev, size_t size,
-					 dma_addr_t *dma_handle, int flags)
+					 dma_addr_t *dma_handle,
+					 unsigned int __nocast flags)
 {
 	void *ret;
 	u64 dma_mask, coherent_dma_mask;

sound/core/memory.c

@@ -89,7 +89,7 @@ void snd_memory_done(void)
 	}
 }
 
-static void *__snd_kmalloc(size_t size, int flags, void *caller)
+static void *__snd_kmalloc(size_t size, unsigned int __nocast flags, void *caller)
 {
 	unsigned long cpu_flags;
 	struct snd_alloc_track *t;
@@ -111,12 +111,12 @@ static void *__snd_kmalloc(size_t size, int flags, void *caller)
 }
 
 #define _snd_kmalloc(size, flags) __snd_kmalloc((size), (flags), __builtin_return_address(0));
-void *snd_hidden_kmalloc(size_t size, int flags)
+void *snd_hidden_kmalloc(size_t size, unsigned int __nocast flags)
 {
 	return _snd_kmalloc(size, flags);
 }
 
-void *snd_hidden_kcalloc(size_t n, size_t size, int flags)
+void *snd_hidden_kcalloc(size_t n, size_t size, unsigned int __nocast flags)
 {
 	void *ret = NULL;
 	if (n != 0 && size > INT_MAX / n)
@@ -184,7 +184,7 @@ void snd_hidden_vfree(void *obj)
 	snd_wrapper_vfree(obj);
 }
 
-char *snd_hidden_kstrdup(const char *s, int flags)
+char *snd_hidden_kstrdup(const char *s, unsigned int __nocast flags)
 {
 	int len;
 	char *buf;

sound/core/seq/instr/ainstr_gf1.c

@@ -50,7 +50,8 @@ static int snd_seq_gf1_copy_wave_from_stream(snd_gf1_ops_t *ops,
 {
 	gf1_wave_t *wp, *prev;
 	gf1_xwave_t xp;
-	int err, gfp_mask;
+	int err;
+	unsigned int gfp_mask;
 	unsigned int real_size;
 
 	gfp_mask = atomic ? GFP_ATOMIC : GFP_KERNEL;

sound/core/seq/instr/ainstr_iw.c

@@ -58,7 +58,7 @@ static int snd_seq_iwffff_copy_env_from_stream(__u32 req_stype,
 					       iwffff_xenv_t *ex,
 					       char __user **data,
 					       long *len,
-					       int gfp_mask)
+					       unsigned int __nocast gfp_mask)
 {
 	__u32 stype;
 	iwffff_env_record_t *rp, *rp_last;
@@ -128,7 +128,8 @@ static int snd_seq_iwffff_copy_wave_from_stream(snd_iwffff_ops_t *ops,
 {
 	iwffff_wave_t *wp, *prev;
 	iwffff_xwave_t xp;
-	int err, gfp_mask;
+	int err;
+	unsigned int gfp_mask;
 	unsigned int real_size;
 
 	gfp_mask = atomic ? GFP_ATOMIC : GFP_KERNEL;
@@ -234,7 +235,8 @@ static int snd_seq_iwffff_put(void *private_data, snd_seq_kinstr_t *instr,
 	iwffff_xinstrument_t ix;
 	iwffff_layer_t *lp, *prev_lp;
 	iwffff_xlayer_t lx;
-	int err, gfp_mask;
+	int err;
+	unsigned int gfp_mask;
 
 	if (cmd != SNDRV_SEQ_INSTR_PUT_CMD_CREATE)
 		return -EINVAL;

sound/core/wrappers.c

@@ -27,7 +27,7 @@
 #include <linux/fs.h>
 
 #ifdef CONFIG_SND_DEBUG_MEMORY
-void *snd_wrapper_kmalloc(size_t size, int flags)
+void *snd_wrapper_kmalloc(size_t size, unsigned int __nocast flags)
 {
 	return kmalloc(size, flags);
 }