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authorHans de Goede2014-09-13 12:26:46 +0200
committerGreg Kroah-Hartman2014-09-23 21:42:12 -0700
commiteb7d664ae459114cbbee8ecef17f90b9c71d994c (patch)
tree136c404ff709e98c192a044b98d7b8334b255412 /drivers
parent6dcd8ec24052fefb7faee80b6ccc8ada860e33d7 (diff)
uas: Drop COMMAND_COMPLETED flag
It was only used to sanity check against completing the same cmnd twice, but that is the case we're likely operating on free-ed memory, and doing sanity checks on free-ed memory is not really helpful. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/storage/uas.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index 445f9499f8e9..4455fab398ec 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -74,9 +74,8 @@ enum {
COMMAND_INFLIGHT = (1 << 8),
DATA_IN_URB_INFLIGHT = (1 << 9),
DATA_OUT_URB_INFLIGHT = (1 << 10),
- COMMAND_COMPLETED = (1 << 11),
- COMMAND_ABORTED = (1 << 12),
- IS_IN_WORK_LIST = (1 << 13),
+ COMMAND_ABORTED = (1 << 11),
+ IS_IN_WORK_LIST = (1 << 12),
};
/* Overrides scsi_pointer */
@@ -232,7 +231,7 @@ static void uas_log_cmd_state(struct scsi_cmnd *cmnd, const char *caller)
struct uas_cmd_info *ci = (void *)&cmnd->SCp;
scmd_printk(KERN_INFO, cmnd,
- "%s tag %d inflight:%s%s%s%s%s%s%s%s%s%s%s%s%s ",
+ "%s tag %d inflight:%s%s%s%s%s%s%s%s%s%s%s%s ",
caller, uas_get_tag(cmnd),
(ci->state & SUBMIT_STATUS_URB) ? " s-st" : "",
(ci->state & ALLOC_DATA_IN_URB) ? " a-in" : "",
@@ -244,7 +243,6 @@ static void uas_log_cmd_state(struct scsi_cmnd *cmnd, const char *caller)
(ci->state & COMMAND_INFLIGHT) ? " CMD" : "",
(ci->state & DATA_IN_URB_INFLIGHT) ? " IN" : "",
(ci->state & DATA_OUT_URB_INFLIGHT) ? " OUT" : "",
- (ci->state & COMMAND_COMPLETED) ? " done" : "",
(ci->state & COMMAND_ABORTED) ? " abort" : "",
(ci->state & IS_IN_WORK_LIST) ? " work" : "");
scsi_print_command(cmnd);
@@ -280,8 +278,6 @@ static int uas_try_complete(struct scsi_cmnd *cmnd, const char *caller)
DATA_OUT_URB_INFLIGHT |
COMMAND_ABORTED))
return -EBUSY;
- WARN_ON_ONCE(cmdinfo->state & COMMAND_COMPLETED);
- cmdinfo->state |= COMMAND_COMPLETED;
devinfo->cmnd[uas_get_tag(cmnd) - 1] = NULL;
uas_free_unsubmitted_urbs(cmnd);
cmnd->scsi_done(cmnd);