hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

[SCSI] qlogicfas: Close narrow race in release 

We were releasing the IRQ before removing the host, so commands could
still be coming in which would never be seen by the interrupt handler.
Just remove the host before releasing the IRQ to close this race.

Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Matthew Wilcox 2007-08-15 12:56:59 -06:00 committed by James Bottomley
parent 1bd4057346
commit c131993b4c
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/scsi/qlogicfas.c
View File

@ -166,6 +166,7 @@ static int qlogicfas_release(struct Scsi_Host *shost)
{
struct qlogicfas408_priv *priv = get_priv_by_host(shost);
scsi_remove_host(shost);
if (shost->irq) {
qlogicfas408_disable_ints(priv);
free_irq(shost->irq, shost);
@ -174,7 +175,6 @@ static int qlogicfas_release(struct Scsi_Host *shost)
free_dma(shost->dma_channel);
if (shost->io_port && shost->n_io_port)
release_region(shost->io_port, shost->n_io_port);
scsi_remove_host(shost);
scsi_host_put(shost);
return 0;