[ALSA] hda-intel - Fix pci_disable_msi() call

Fix the order to call pci_disable_msi() to be after free_irq().
(Otherwise pci_disable_msi() bugs you.)
Also, added a description of disable_msi option to documentation.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 2 insertions, 1 deletions

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index cc50d13ee90c..bfd74a526b85 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1422,8 +1422,9 @@ static int azx_free(struct azx *chip)
         }
 
         if (chip->irq >= 0) {
-                pci_disable_msi(chip->pci);
                 free_irq(chip->irq, (void*)chip);
+                if (!disable_msi)
+                        pci_disable_msi(chip->pci);
         }
         if (chip->remap_addr)
                 iounmap(chip->remap_addr);