tree 2ece821a975a989e3932a9a71ed4353b1edb32f7
parent f6151dfea21496d43dbaba32cfcd9c9f404769bc
author Daniel Drake <dsd@laptop.org> 1261092437 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1261093531 -0800

sdio: fix reference counting in sdio_remove_func()

sdio_remove_func() needs to be more careful about reference counting.  It
can be called in error paths where sdio_add_func() has never been called
e.g.  mmc_attach_sdio error path --> mmc_sdio_remove --> sdio_remove_func

Signed-off-by: Daniel Drake <dsd@laptop.org>
Reviewed-by: Matt Fleming <matt@console-pimps.org>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>