[PATCH] Fix a bug in scsi_get_command
scsi_get_command() attempts to write into a structure that may not have
been successfully allocated. Move this write inside the if statement that
ensures we won't panic the kernel with a NULL pointer dereference.
Signed-off-by: Matthew Dobson <colpatch@us.ibm.com>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 0be60bb..180676d 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -265,10 +265,10 @@
spin_lock_irqsave(&dev->list_lock, flags);
list_add_tail(&cmd->list, &dev->cmd_list);
spin_unlock_irqrestore(&dev->list_lock, flags);
+ cmd->jiffies_at_alloc = jiffies;
} else
put_device(&dev->sdev_gendev);
- cmd->jiffies_at_alloc = jiffies;
return cmd;
}
EXPORT_SYMBOL(scsi_get_command);