use vmalloc instead of kmalloc for temp buffer in proc read()/write()
Index: alsa-kernel/drivers/opl4/opl4_proc.c
===================================================================
RCS file: /cvsroot/alsa/alsa-kernel/drivers/opl4/opl4_proc.c,v
retrieving revision 1.1
diff -u -r1.1 opl4_proc.c
--- alsa-kernel/drivers/opl4/opl4_proc.c 23 May 2003 11:15:12 -0000 1.1
+++ alsa-kernel/drivers/opl4/opl4_proc.c 3 Nov 2003 07:31:23 -0000
@@ -18,6 +18,7 @@
*/
#include "opl4_local.h"
+#include <linux/vmalloc.h>
#include <sound/info.h>
#ifdef CONFIG_PROC_FS
@@ -59,7 +60,7 @@
if (file->f_pos + size > entry->size)
size = entry->size - file->f_pos;
if (size > 0) {
- buf = kmalloc(size, GFP_KERNEL);
+ buf = vmalloc(size);
if (!buf)
return -ENOMEM;
snd_opl4_read_memory(opl4, buf, file->f_pos, size);
@@ -67,7 +68,7 @@
kfree(buf);
return -EFAULT;
}
- kfree(buf);
+ vfree(buf);
file->f_pos += size;
return size;
}
@@ -85,7 +86,7 @@
if (file->f_pos + size > entry->size)
size = entry->size - file->f_pos;
if (size > 0) {
- buf = kmalloc(size, GFP_KERNEL);
+ buf = vmalloc(size);
if (!buf)
return -ENOMEM;
if (copy_from_user(buf, _buf, size)) {
@@ -93,7 +94,7 @@
return -EFAULT;
}
snd_opl4_write_memory(opl4, buf, file->f_pos, size);
- kfree(buf);
+ vfree(buf);
file->f_pos += size;
return size;
}
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