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Apply two missing stable patches to fix eMMC timeouts #23

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Apply two missing stable patches to fix eMMC timeouts #23

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223339b
mmc: core: Initialize mmc_blk_ioc_data
mikkorapeli-linaro Mar 13, 2024
f1d6ed8
mmc: core: Avoid negative index with array access
mikkorapeli-linaro Mar 13, 2024
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4 changes: 2 additions & 2 deletions drivers/mmc/core/block.c
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Original file line number Diff line number Diff line change
Expand Up @@ -413,7 +413,7 @@ 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;
Expand Down Expand Up @@ -488,7 +488,7 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
if (idata->flags & MMC_BLK_IOC_DROP)
return 0;

if (idata->flags & MMC_BLK_IOC_SBC)
if (idata->flags & MMC_BLK_IOC_SBC && i > 0)
prev_idata = idatas[i - 1];

/*
Expand Down