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authorJiri Slaby <jirislaby@gmail.com>2009-03-11 21:47:36 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2009-03-17 14:01:28 -0700
commiteeafa64b7a4134da24d48ed944e48541f8171152 (patch)
tree72b750a2147ad0440995fca3fad25c01b3c07222 /drivers
parentc497e715f93d148d751c055401568684eea0bf6b (diff)
downloadlinux-eeafa64b7a4134da24d48ed944e48541f8171152.tar.bz2
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,
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;
}