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authorJiri Slaby <jirislaby@gmail.com>2009-03-11 16:47:36 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2009-03-17 17:01:28 -0400
commiteeafa64b7a4134da24d48ed944e48541f8171152 (patch)
tree72b750a2147ad0440995fca3fad25c01b3c07222 /drivers
parentc497e715f93d148d751c055401568684eea0bf6b (diff)
USB: atm/cxacru, fix lock imbalance
We do not hold mutex in one place in cxacru_cm, but unlock it on fail path. Fix this. Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Cc: Simon Arlott <cxacru@fire.lp0.eu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/atm/cxacru.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index 5ed4ae07bac1..6789089e2461 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -485,7 +485,7 @@ static int cxacru_cm(struct cxacru_data *instance, enum cxacru_cm_request cm,
485 usb_err(instance->usbatm, "requested transfer size too large (%d, %d)\n", 485 usb_err(instance->usbatm, "requested transfer size too large (%d, %d)\n",
486 wbuflen, rbuflen); 486 wbuflen, rbuflen);
487 ret = -ENOMEM; 487 ret = -ENOMEM;
488 goto fail; 488 goto err;
489 } 489 }
490 490
491 mutex_lock(&instance->cm_serialize); 491 mutex_lock(&instance->cm_serialize);
@@ -565,6 +565,7 @@ static int cxacru_cm(struct cxacru_data *instance, enum cxacru_cm_request cm,
565 dbg("cm %#x", cm); 565 dbg("cm %#x", cm);
566fail: 566fail:
567 mutex_unlock(&instance->cm_serialize); 567 mutex_unlock(&instance->cm_serialize);
568err:
568 return ret; 569 return ret;
569} 570}
570 571