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Fix a bug introduced in r327355; in mmcsd_ioctl_cmd() when ensuring

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that userland doesn't switch partitions on its own, compare against
the partition mmcsd_ioctl_cmd() is going to switch to (based on the
device node used) rather than the currently selected partition.
This commit is contained in:
Marius Strobl 2018-01-13 16:32:09 +00:00
parent f531e07502
commit 61ef738d5e
1 changed files with 1 additions and 1 deletions
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2
sys/dev/mmc/mmcsd.c
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@ -920,7 +920,7 @@ mmcsd_ioctl_cmd(struct mmcsd_part *part, struct mmc_ioc_cmd *mic, int fflag)
*/
if (cmd.opcode == MMC_SWITCH_FUNC && dp != NULL &&
(((uint8_t *)dp)[EXT_CSD_PART_CONFIG] &
EXT_CSD_PART_CONFIG_ACC_MASK) != sc->part_curr) {
EXT_CSD_PART_CONFIG_ACC_MASK) != part->type) {
err = EINVAL;
goto out;
}