diff options
Diffstat (limited to 'recipes-kernel/linux/linux-toradex-mainline-git/0001-mmc-core-block.c-initialize-mmc_blk_ioc_data.patch')
| -rw-r--r-- | recipes-kernel/linux/linux-toradex-mainline-git/0001-mmc-core-block.c-initialize-mmc_blk_ioc_data.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/recipes-kernel/linux/linux-toradex-mainline-git/0001-mmc-core-block.c-initialize-mmc_blk_ioc_data.patch b/recipes-kernel/linux/linux-toradex-mainline-git/0001-mmc-core-block.c-initialize-mmc_blk_ioc_data.patch new file mode 100644 index 0000000..0799809 --- /dev/null +++ b/recipes-kernel/linux/linux-toradex-mainline-git/0001-mmc-core-block.c-initialize-mmc_blk_ioc_data.patch @@ -0,0 +1,46 @@ +From 8665d5c2210040a05d26abc1ec2c81fb1cea4630 Mon Sep 17 00:00:00 2001 +From: Mikko Rapeli <mikko.rapeli@linaro.org> +Date: Wed, 13 Mar 2024 15:37:43 +0200 +Subject: [PATCH 1/2] mmc core block.c: initialize mmc_blk_ioc_data + +Commit "mmc: core: Use mrq.sbc in close-ended ffu" adds flags uint to +struct mmc_blk_ioc_data but it does not get initialized for RPMB ioctls +which now fail. + +Fix this by always initializing the struct and flags to zero. + +Fixes access to RPMB storage. + +Upstream-Status: Submitted [https://lore.kernel.org/all/20240313133744.2405325-1-mikko.rapeli@linaro.org/] + +Fixes: 4d0c8d0aef63 ("mmc: core: Use mrq.sbc in close-ended ffu") +Closes: https://bugzilla.kernel.org/show_bug.cgi?id=218587 +Link: https://lore.kernel.org/all/20231129092535.3278-1-avri.altman@wdc.com/ +Cc: Avri Altman <avri.altman@wdc.com> +Cc: Ulf Hansson <ulf.hansson@linaro.org> +Cc: Adrian Hunter <adrian.hunter@intel.com> +Cc: linux-mmc@vger.kernel.org +Cc: stable@vger.kernel.org +Signed-off-by: Mikko Rapeli <mikko.rapeli@linaro.org> +Acked-by: Adrian Hunter <adrian.hunter@intel.com> +Reviewed-by: Avri Altman <avri.altman@wdc.com> +--- + drivers/mmc/core/block.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c +index ea60efaecb0d..5487c71ae0df 100644 +--- a/drivers/mmc/core/block.c ++++ b/drivers/mmc/core/block.c +@@ -415,7 +415,7 @@ static struct mmc_blk_ioc_data *mmc_blk_ioctl_copy_from_user( + struct mmc_blk_ioc_data *idata; + int err; + +- idata = kmalloc(sizeof(*idata), GFP_KERNEL); ++ idata = kzalloc(sizeof(*idata), GFP_KERNEL); + if (!idata) { + err = -ENOMEM; + goto out; +-- +2.39.2 + |