Commit a2ee3f9b authored by Stefan Richter's avatar Stefan Richter

ieee1394: sbp2: fix sbp2_remove_device for error cases

Bug found by Olaf Hering <olh@suse.de>:
sbp2util_remove_command_orb_pool requires a valid lu->hi pointer.
Signed-off-by: default avatarStefan Richter <stefanr@s5r6.in-berlin.de>
parent d1caeb02
......@@ -513,9 +513,9 @@ static int sbp2util_create_command_orb_pool(struct sbp2_lu *lu)
return 0;
}
static void sbp2util_remove_command_orb_pool(struct sbp2_lu *lu)
static void sbp2util_remove_command_orb_pool(struct sbp2_lu *lu,
struct hpsb_host *host)
{
struct hpsb_host *host = lu->hi->host;
struct list_head *lh, *next;
struct sbp2_command_info *cmd;
unsigned long flags;
......@@ -922,15 +922,16 @@ static void sbp2_remove_device(struct sbp2_lu *lu)
if (!lu)
return;
hi = lu->hi;
if (!hi)
goto no_hi;
if (lu->shost) {
scsi_remove_host(lu->shost);
scsi_host_put(lu->shost);
}
flush_scheduled_work();
sbp2util_remove_command_orb_pool(lu);
sbp2util_remove_command_orb_pool(lu, hi->host);
list_del(&lu->lu_list);
......@@ -971,9 +972,8 @@ static void sbp2_remove_device(struct sbp2_lu *lu)
lu->ud->device.driver_data = NULL;
if (hi)
module_put(hi->host->driver->owner);
no_hi:
kfree(lu);
}
......
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