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authorAl Viro <viro@zeniv.linux.org.uk>2006-03-31 12:30:15 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-31 22:18:51 +0200
commit4d338e1accfc3473f7e453427dfd4f1ebf4dbbe6 (patch)
treeac6559e533cd4720b5c5b13119b3d10f0ab8b51d /arch/um/drivers/harddog_kern.c
parent[PATCH] uml: kconfigs (diff)
downloadlinux-4d338e1accfc3473f7e453427dfd4f1ebf4dbbe6.tar.xz
linux-4d338e1accfc3473f7e453427dfd4f1ebf4dbbe6.zip
[PATCH] uml: sparse cleanups
misc sparse annotations Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/drivers/harddog_kern.c')
-rw-r--r--arch/um/drivers/harddog_kern.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/um/drivers/harddog_kern.c b/arch/um/drivers/harddog_kern.c
index 49acb2badf32..d18a974735e6 100644
--- a/arch/um/drivers/harddog_kern.c
+++ b/arch/um/drivers/harddog_kern.c
@@ -104,7 +104,7 @@ static int harddog_release(struct inode *inode, struct file *file)
extern int ping_watchdog(int fd);
-static ssize_t harddog_write(struct file *file, const char *data, size_t len,
+static ssize_t harddog_write(struct file *file, const char __user *data, size_t len,
loff_t *ppos)
{
/*
@@ -118,6 +118,7 @@ static ssize_t harddog_write(struct file *file, const char *data, size_t len,
static int harddog_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
+ void __user *argp= (void __user *)arg;
static struct watchdog_info ident = {
WDIOC_SETTIMEOUT,
0,
@@ -127,13 +128,12 @@ static int harddog_ioctl(struct inode *inode, struct file *file,
default:
return -ENOTTY;
case WDIOC_GETSUPPORT:
- if(copy_to_user((struct harddog_info *)arg, &ident,
- sizeof(ident)))
+ if(copy_to_user(argp, &ident, sizeof(ident)))
return -EFAULT;
return 0;
case WDIOC_GETSTATUS:
case WDIOC_GETBOOTSTATUS:
- return put_user(0,(int *)arg);
+ return put_user(0,(int __user *)argp);
case WDIOC_KEEPALIVE:
return(ping_watchdog(harddog_out_fd));
}