[PATCH] mmc: conditional scr sysfs entry
Only show the scr file in sysfs for SD cards. Previously this was present for all cards but had a contents of 0 for MMC cards. Signed-off-by: NPierre Ossman <drzeus@drzeus.cx> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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