Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[SCSI] st: Move buffer pointer back when data could not be written.

Browse source 
Move buffer pointer back when data could not be written. Bug found by
Mike Christie.

Signed-off-by: Kai Mäkisara <Kai.Makisara@kolumbus.fi>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Kai Makisara 2008-07-11 15:05:25 +03:00 • committed by James Bottomley
parent f0773b5ff6
commit 626dcb1ee3
1 changed files with 2 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
drivers/scsi/st.c
View file

@ -17,7 +17,7 @@
Last modified: 18-JAN-1998 Richard Gooch <rgooch@atnf.csiro.au> Devfs support Last modified: 18-JAN-1998 Richard Gooch <rgooch@atnf.csiro.au> Devfs support
*/ */
static const char *verstr = "20080224"; static const char *verstr = "20080504";
#include <linux/module.h> #include <linux/module.h>
@ -1670,6 +1670,7 @@ st_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos)
if (undone <= do_count) { if (undone <= do_count) {
/* Only data from this write is not written */ /* Only data from this write is not written */
count += undone; count += undone;
b_point -= undone;
do_count -= undone; do_count -= undone;
if (STp->block_size) if (STp->block_size)
blks = (transfer - undone) / STp->block_size; blks = (transfer - undone) / STp->block_size;