From 06b5cca5e7f797b8fffa269fa6298a84256c3295 Mon Sep 17 00:00:00 2001
From: Ulf Hansson <ulf.hansson@linaro.org>
Date: Thu, 7 Apr 2016 14:23:23 +0200
Subject: mmc: block: Release index in partition allocation error path

If the allocation of a new partition fails, let's make sure to also
release the previously picked device index.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 8a0147d..9aaf22e 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -2289,6 +2289,7 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card,
  err_kfree:
 	kfree(md);
  out:
+	__clear_bit(devidx, dev_use);
 	return ERR_PTR(ret);
 }
 
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