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Commit c5841798 authored by Chris Ball's avatar Chris Ball
Browse files

mmc: Explain why we make adjacent mmc_bus_{put,get} calls during rescan. 



Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent 807e8e40

drivers/mmc/core/core.c

+4 −2
Original line number Diff line number Diff line
@@ -1531,9 +1531,11 @@ void mmc_rescan(struct work_struct *work) 
	    && mmc_card_is_removable(host))

		host->bus_ops->detect(host);



	/*

	 * Let mmc_bus_put() free the bus/bus_ops if we've found that

	 * the card is no longer present.

	 */

	mmc_bus_put(host);





	mmc_bus_get(host);



	/* if there still is a card present, stop here */