https://github.com/torvalds/linux
Revision 2d1484f5990c094e2c706672a8d286576dd096b4 authored by Wei WANG on 27 January 2013, 00:55:16 UTC, committed by Samuel Ortiz on 27 January 2013, 01:18:07 UTC
If rtsx_pci_sdmmc is not probed, function pointer pcr->slots[].card_event
will point to NULL, and thus rtsx_pci_card_detect will reference a NULL
pointer.
Check card_event pointer before referencing it can avoid kernel panic.

Signed-off-by: Wei WANG <wei_wang@realsil.com.cn>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
1 parent ff0decd
History
Tip revision: 2d1484f5990c094e2c706672a8d286576dd096b4 authored by Wei WANG on 27 January 2013, 00:55:16 UTC
mfd: rtsx: Fix oops when rtsx_pci_sdmmc is not probed
Tip revision: 2d1484f

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