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Commit c1b283d5 authored by Martin Schwidefsky's avatar Martin Schwidefsky Committed by Martin Schwidefsky
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[S390] tape: remove f_pos changes from read / write function. 



The change to f_pos in the read / write method has no effect as the
value is controlled by the VFS layer, e.g. for vfs_read:

	loff_t pos = file_pos_read(file);
	ret = vfs_read(file, buf, count, &pos);
	file_pos_write(file, pos);

Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 93521314

drivers/s390/char/tape_char.c

+0 −2
Original line number Diff line number Diff line
@@ -170,7 +170,6 @@ tapechar_read(struct file *filp, char __user *data, size_t count, loff_t *ppos) 
	if (rc == 0) {

		rc = block_size - request->rescnt;

		DBF_EVENT(6, "TCHAR:rbytes:  %x\n", rc);

		filp->f_pos += rc;

		/* Copy data from idal buffer to user space. */

		if (idal_buffer_to_user(device->char_data.idal_buf,

					data, rc) != 0)
@@ -238,7 +237,6 @@ tapechar_write(struct file *filp, const char __user *data, size_t count, loff_t 
			break;

		DBF_EVENT(6, "TCHAR:wbytes: %lx\n",

			  block_size - request->rescnt);

		filp->f_pos += block_size - request->rescnt;

		written += block_size - request->rescnt;

		if (request->rescnt != 0)

			break;