Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Input: cypress_ps2 - report timeouts when reading command status
Report -ETIMEDOUT error code from cypress_ps2_read_cmd_status() when
device does not send enough data within the allotted time in response
to a command.
Link: https://lore.kernel.org/r/20240628224728.2180126-3-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
+6
-3
+6
-3
drivers/input/mouse/cypress_ps2.c
+6
-3
drivers/input/mouse/cypress_ps2.c
···
115
115
if (rc < 0)
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goto out;
117
117
118
-
wait_event_timeout(ps2dev->wait,
119
-
(psmouse->pktcnt >= pktsize),
120
-
msecs_to_jiffies(CYTP_CMD_TIMEOUT));
118
+
if (!wait_event_timeout(ps2dev->wait,
119
+
psmouse->pktcnt >= pktsize,
120
+
msecs_to_jiffies(CYTP_CMD_TIMEOUT))) {
121
+
rc = -ETIMEDOUT;
122
+
goto out;
123
+
}
121
124
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125
memcpy(param, psmouse->packet, pktsize);
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126