summaryrefslogtreecommitdiff
path: root/drivers/firewire/nosy.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-05-10 09:38:01 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-05-10 09:38:01 +0100
commitadeab5bfb81840dc4be7ae20324bbf03b2b53eb2 (patch)
tree2b56c0fad02af5c99e0a741cefc49dad5ba7384c /drivers/firewire/nosy.c
parenta2cf936ebef291ef7395172b9e2f624779fb6dc0 (diff)
parentdd5a440a31fae6e459c0d6271dddd62825505361 (diff)
Merge 6.9-rc7 into usb-next
We want the USB fixes in here as well, and resolve a merge conflict in drivers/usb/dwc3/core.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/firewire/nosy.c')
-rw-r--r--drivers/firewire/nosy.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/firewire/nosy.c b/drivers/firewire/nosy.c
index b0d671db178a..ea31ac7ac1ca 100644
--- a/drivers/firewire/nosy.c
+++ b/drivers/firewire/nosy.c
@@ -148,10 +148,12 @@ packet_buffer_get(struct client *client, char __user *data, size_t user_length)
if (atomic_read(&buffer->size) == 0)
return -ENODEV;
- /* FIXME: Check length <= user_length. */
+ length = buffer->head->length;
+
+ if (length > user_length)
+ return 0;
end = buffer->data + buffer->capacity;
- length = buffer->head->length;
if (&buffer->head->data[length] < end) {
if (copy_to_user(data, buffer->head->data, length))