mirror of https://gitee.com/openkylin/linux.git
14968dd36a
intel_link_probe() could return error and dev_get_drvdata() will return null in such case. So we have to test link->cdns after link->cdns = dev_get_drvdata(&ldev->auxdev.dev); Otherwise, we will meet the "kernel NULL pointer dereference" error. Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Rander Wang <rander.wang@intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20210406010101.11442-1-yung-chuan.liao@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org> |
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| .. | ||
| Kconfig | ||
| Makefile | ||
| bus.c | ||
| bus.h | ||
| bus_type.c | ||
| cadence_master.c | ||
| cadence_master.h | ||
| debugfs.c | ||
| dmi-quirks.c | ||
| generic_bandwidth_allocation.c | ||
| intel.c | ||
| intel.h | ||
| intel_init.c | ||
| master.c | ||
| mipi_disco.c | ||
| qcom.c | ||
| slave.c | ||
| stream.c | ||
| sysfs_local.h | ||
| sysfs_slave.c | ||
| sysfs_slave_dpn.c | ||