[PATCH v2] HID: core: demote warning to debug level

From: Matteo Croce

Date: Sat May 23 2026 - 07:01:49 EST


From: Matteo Croce <teknoraver@xxxxxxxx>

The log level for short messages was changed from debug to warning,
flooding syslog on systems with devices that regularly send
short reports, in my case an UPS:

$ dmesg |grep -c 'Event data for report .* was too short'
35

Demote it back to debug level.

Fixes: 0a3fe972a7cb ("HID: core: Mitigate potential OOB by removing bogus memset()")
Signed-off-by: Matteo Croce <teknoraver@xxxxxxxx>
---
drivers/hid/hid-core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 41a79e43c82b..503b9bfa5d37 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -2072,8 +2072,8 @@ int hid_report_raw_event(struct hid_device *hid, enum hid_report_type type, u8 *
rsize = max_buffer_size;

if (bsize < rsize) {
- hid_warn_ratelimited(hid, "Event data for report %d was too short (%d vs %zu)\n",
- report->id, rsize, bsize);
+ hid_dbg_ratelimited(hid, "Event data for report %d was too short (%d vs %zu)\n",
+ report->id, rsize, bsize);
return -EINVAL;
}

--
2.50.1