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-rw-r--r--init/do_mounts.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/init/do_mounts.c b/init/do_mounts.c
index 42b0707c3481..d3f0aeed2d39 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -1,3 +1,13 @@
+/*
+ * Many of the syscalls used in this file expect some of the arguments
+ * to be __user pointers not __kernel pointers. To limit the sparse
+ * noise, turn off sparse checking for this file.
+ */
+#ifdef __CHECKER__
+#undef __CHECKER__
+#warning "Sparse checking disabled for this file"
+#endif
+
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/ctype.h>
@@ -330,7 +340,7 @@ static int __init do_mount_root(char *name, char *fs, int flags, void *data)
if (err)
return err;
- sys_chdir((const char __user __force *)"/root");
+ sys_chdir("/root");
s = current->fs->pwd.dentry->d_sb;
ROOT_DEV = s->s_dev;
printk(KERN_INFO
@@ -556,5 +566,5 @@ void __init prepare_namespace(void)
out:
devtmpfs_mount("dev");
sys_mount(".", "/", NULL, MS_MOVE, NULL);
- sys_chroot((const char __user __force *)".");
+ sys_chroot(".");
}