X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=fs%2Fread_write.c;h=34b1bf259efd239d5380282b689258285711fc5e;hb=5d5d7727a8cde78f798ecf04bac8031eff536f9d;hp=df3468a22fea498889a5af4523556439d9f880bf;hpb=5c3eee79128c372a81a83665be2332a000944280;p=karo-tx-linux.git

diff --git a/fs/read_write.c b/fs/read_write.c
index df3468a22fea..34b1bf259efd 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -33,7 +33,7 @@ loff_t generic_file_llseek(struct file *file, loff_t offset, int origin)
 	long long retval;
 	struct inode *inode = file->f_mapping->host;
 
-	down(&inode->i_sem);
+	mutex_lock(&inode->i_mutex);
 	switch (origin) {
 		case 2:
 			offset += inode->i_size;
@@ -49,7 +49,7 @@ loff_t generic_file_llseek(struct file *file, loff_t offset, int origin)
 		}
 		retval = offset;
 	}
-	up(&inode->i_sem);
+	mutex_unlock(&inode->i_mutex);
 	return retval;
 }
 
@@ -470,7 +470,7 @@ static ssize_t do_readv_writev(int type, struct file *file,
 	 * verify all the pointers
 	 */
 	ret = -EINVAL;
-	if ((nr_segs > UIO_MAXIOV) || (nr_segs <= 0))
+	if (nr_segs > UIO_MAXIOV)
 		goto out;
 	if (!file->f_op)
 		goto out;