From c6d9c0798ed366a09a9e53d71edcd2266e34a6eb Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Tue, 21 Jun 2022 15:28:40 +0200 Subject: watchdog: sp5100_tco: Fix a memory leak of EFCH MMIO resource Unlike release_mem_region(), a call to release_resource() does not free the resource, so it has to be freed explicitly to avoid a memory leak. Signed-off-by: Jean Delvare Fixes: 0578fff4aae5 ("Watchdog: sp5100_tco: Add initialization using EFCH MMIO") Cc: Terry Bowman Cc: Wim Van Sebroeck Cc: Guenter Roeck Reviewed-by: Guenter Roeck Link: https://lore.kernel.org/r/20220621152840.420a0f4c@endymion.delvare Signed-off-by: Guenter Roeck Signed-off-by: Wim Van Sebroeck --- drivers/watchdog/sp5100_tco.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/watchdog/sp5100_tco.c b/drivers/watchdog/sp5100_tco.c index 86ffb58fbc85..ae54dd33e233 100644 --- a/drivers/watchdog/sp5100_tco.c +++ b/drivers/watchdog/sp5100_tco.c @@ -402,6 +402,7 @@ out: iounmap(addr); release_resource(res); + kfree(res); return ret; } -- cgit v1.2.3