X-Git-Url: https://git.codelabs.ch/?p=muen%2Flinux.git;a=blobdiff_plain;f=fs%2Fproc%2Fbase.c;h=c1fdaecb8d23c99009d2aec5ec635f86b99ebd5b;hp=5d93512beea11878efe6cd2984e84ba23a728c51;hb=9049f2f6e7bdfb5de0c63c2635bf3cdb70c4efb5;hpb=ecaad81ca0dfaa5f6ab7a5a9bc16a10816e2bd27

diff --git a/fs/proc/base.c b/fs/proc/base.c
index 5d93512beea1..c1fdaecb8d23 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1360,7 +1360,8 @@ static ssize_t proc_fail_nth_write(struct file *file, const char __user *buf,
 				   size_t count, loff_t *ppos)
 {
 	struct task_struct *task;
-	int err, n;
+	int err;
+	unsigned int n;
 
 	task = get_proc_task(file_inode(file));
 	if (!task)
@@ -1368,12 +1369,10 @@ static ssize_t proc_fail_nth_write(struct file *file, const char __user *buf,
 	put_task_struct(task);
 	if (task != current)
 		return -EPERM;
-	err = kstrtoint_from_user(buf, count, 0, &n);
+	err = kstrtouint_from_user(buf, count, 0, &n);
 	if (err)
 		return err;
-	if (n < 0 || n == INT_MAX)
-		return -EINVAL;
-	current->fail_nth = n + 1;
+	current->fail_nth = n;
 	return count;
 }