diff options
| author | Mikko Rapeli <mikko.rapeli@linaro.org> | 2024-03-13 15:37:43 +0200 |
|---|---|---|
| committer | Francesco Dolcini <francesco.dolcini@toradex.com> | 2024-03-25 10:58:57 +0100 |
| commit | 8665d5c2210040a05d26abc1ec2c81fb1cea4630 (patch) | |
| tree | e3a911c226d149a0a6e70240c24820c97b3bed99 | |
| parent | 2f89a785e799117df7d4776e84c3b5c0d2c2b6bb (diff) | |
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>
| -rw-r--r-- | drivers/mmc/core/block.c | 2 |
1 files changed, 1 insertions, 1 deletions
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; |