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| author | Jiri Slaby <jirislaby@gmail.com> | 2009-03-11 21:47:36 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-03-17 14:01:28 -0700 |
| commit | eeafa64b7a4134da24d48ed944e48541f8171152 (patch) | |
| tree | 72b750a2147ad0440995fca3fad25c01b3c07222 /drivers | |
| parent | c497e715f93d148d751c055401568684eea0bf6b (diff) | |
| download | lwn-eeafa64b7a4134da24d48ed944e48541f8171152.tar.gz lwn-eeafa64b7a4134da24d48ed944e48541f8171152.zip | |
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.c | 3 |
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, usb_err(instance->usbatm, "requested transfer size too large (%d, %d)\n", wbuflen, rbuflen); ret = -ENOMEM; - goto fail; + goto err; } mutex_lock(&instance->cm_serialize); @@ -565,6 +565,7 @@ static int cxacru_cm(struct cxacru_data *instance, enum cxacru_cm_request cm, dbg("cm %#x", cm); fail: mutex_unlock(&instance->cm_serialize); +err: return ret; } |