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ipmi:si: Handle waiting messages when BMC failure detected

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If a BMC failure is detected, the current message is returned with an
error.  However, if there was a waiting message, it would not be
handled.

Add a check for the waiting message after handling the current message.

Suggested-by: Guenter Roeck <linux@roeck-us.net>
Reported-by: Rafael J. Wysocki <rafael@kernel.org>
Closes: https://lore.kernel.org/linux-acpi/CAK8fFZ58fidGUCHi5WFX0uoTPzveUUDzT=k=AAm4yWo3bAuCFg@mail.gmail.com/
Fixes: bc3a9d2177 ("ipmi:si: Gracefully handle if the BMC is non-functional")
Cc: stable@vger.kernel.org # 4.18
Signed-off-by: Corey Minyard <corey@minyard.net>
This commit is contained in:
Corey Minyard 2026-02-06 09:59:32 -06:00
parent 6b157b408d
commit 52c9ee202e
1 changed files with 6 additions and 0 deletions
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6
drivers/char/ipmi/ipmi_si_intf.c
View file

@ -809,6 +809,12 @@ restart:
*/
return_hosed_msg(smi_info, IPMI_BUS_ERR);
}
if (smi_info->waiting_msg != NULL) {
/* Also handle if there was a message waiting. */
smi_info->curr_msg = smi_info->waiting_msg;
smi_info->waiting_msg = NULL;
return_hosed_msg(smi_info, IPMI_BUS_ERR);
}
smi_mod_timer(smi_info, jiffies + SI_TIMEOUT_HOSED);
goto out;
}