MLK-13869 mmc: card: fix infinite loop in mmc_blk_alloc_req

Initialize ret to avoid an infinite loop in mmc_blk_alloc_req which may
happen if the uninitialize ret value is -EAGAIN.

Signed-off-by: Octavian Purdila <octavian.purdila@nxp.com>

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index c8eed69..fb674d8 100644 (file)
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -2229,6 +2229,7 @@ again:
        if (devidx >= 0)
                devidx = ida_simple_get(&mmc_blk_ida, devidx, devidx,
                                        GFP_NOWAIT);
+       ret = 0;
        if (devidx < 0)
                ret = ida_get_new_above(&mmc_blk_ida,
                                        mmc_first_nonreserved_index(), &devidx);