There is a miniscule chance that two separate host controllers
might be in sata_mv at the same time and manage to decrement
the static limit_warnings variable below zero.
Fix the comparison to deal with it.
Signed-off-by: Mark Lord <mlord@xxxxxxxxx>
---
(blush) How did I miss that ???
--- old/drivers/ata/sata_mv.c 2008-06-17 19:22:15.000000000 -0400
+++ linux//drivers/ata/sata_mv.c 2008-06-18 21:52:19.000000000 -0400
@@ -1607,7 +1607,7 @@
* Much of the time, this could just work regardless.
* So for now, just log the incident, and allow the attempt.
*/
- if (limit_warnings && (qc->nbytes / qc->sect_size) > 1) {
+ if (limit_warnings > 0 && (qc->nbytes / qc->sect_size) > 1) {
--limit_warnings;
ata_link_printk(qc->dev->link, KERN_WARNING, DRV_NAME
": attempting PIO w/multiple DRQ: "
--
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