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authorWolfram Sang <wsa@kernel.org>2022-02-23 14:14:15 +0100
committerWolfram Sang <wsa@kernel.org>2022-02-23 14:14:15 +0100
commit24e3bb7429bde31e9a28a46ca2fd6deaab257c30 (patch)
treee071e61748b5322e35033dbe0df8df5b027803d8 /drivers/usb/gadget/function/rndis.c
parent8302532f47bb6c3aa1ed2043d30187ca307f176a (diff)
parent509853f9e1e7b1490dc79f735a5dbafc9298f40d (diff)
Merge tag 'irq-api-2022-02-21' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip into i2c/for-mergewindow
Provide a tag for maintainers to pull the generic_handle_irq_safe() API.
Diffstat (limited to 'drivers/usb/gadget/function/rndis.c')
-rw-r--r--drivers/usb/gadget/function/rndis.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/usb/gadget/function/rndis.c b/drivers/usb/gadget/function/rndis.c
index 431d5a7d737e..b7ccf1803656 100644
--- a/drivers/usb/gadget/function/rndis.c
+++ b/drivers/usb/gadget/function/rndis.c
@@ -637,14 +637,17 @@ static int rndis_set_response(struct rndis_params *params,
rndis_set_cmplt_type *resp;
rndis_resp_t *r;
+ BufLength = le32_to_cpu(buf->InformationBufferLength);
+ BufOffset = le32_to_cpu(buf->InformationBufferOffset);
+ if ((BufLength > RNDIS_MAX_TOTAL_SIZE) ||
+ (BufOffset + 8 >= RNDIS_MAX_TOTAL_SIZE))
+ return -EINVAL;
+
r = rndis_add_response(params, sizeof(rndis_set_cmplt_type));
if (!r)
return -ENOMEM;
resp = (rndis_set_cmplt_type *)r->buf;
- BufLength = le32_to_cpu(buf->InformationBufferLength);
- BufOffset = le32_to_cpu(buf->InformationBufferOffset);
-
#ifdef VERBOSE_DEBUG
pr_debug("%s: Length: %d\n", __func__, BufLength);
pr_debug("%s: Offset: %d\n", __func__, BufOffset);