This is a note to let you know that I've just added the patch titled mmc: renesas_sdhi: initialize variable properly when tuning to the 5.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: mmc-renesas_sdhi-initialize-variable-properly-when-tuning.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 7dba402807a85fa3723f4a27504813caf81cc9d7 Mon Sep 17 00:00:00 2001 From: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> Date: Tue, 30 Nov 2021 14:23:09 +0100 Subject: mmc: renesas_sdhi: initialize variable properly when tuning From: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> commit 7dba402807a85fa3723f4a27504813caf81cc9d7 upstream. 'cmd_error' is not necessarily initialized on some error paths in mmc_send_tuning(). Initialize it. Fixes: 2c9017d0b5d3 ("mmc: renesas_sdhi: abort tuning when timeout detected") Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Link: https://lore.kernel.org/r/20211130132309.18246-1-wsa+renesas@xxxxxxxxxxxxxxxxxxxx Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/mmc/host/renesas_sdhi_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -673,7 +673,7 @@ static int renesas_sdhi_execute_tuning(s /* Issue CMD19 twice for each tap */ for (i = 0; i < 2 * priv->tap_num; i++) { - int cmd_error; + int cmd_error = 0; /* Set sampling clock position */ sd_scc_write32(host, priv, SH_MOBILE_SDHI_SCC_TAPSET, i % priv->tap_num); Patches currently in stable-queue which might be from wsa+renesas@xxxxxxxxxxxxxxxxxxxx are queue-5.15/mmc-renesas_sdhi-initialize-variable-properly-when-tuning.patch