s390/cio: Fix cleanup of pfn_array alloc failure

[ Upstream commit 806212f91c874b24cf9eb4a9f180323671b6c5ed ] If pfn_array_alloc fails somehow, we need to release the pfn_array_table that was malloc'd earlier. Signed-off-by: Eric Farman <[email protected]> Message-Id: <[email protected]> Acked-by: Halil Pasic <[email protected]> Signed-off-by: Cornelia Huck <[email protected]> Signed-off-by: Sasha Levin <[email protected]>
akeromi · Dec 17, 2018 · a4f2111 · a4f2111
1 parent 00bac44
commit a4f2111
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c
@@ -528,7 +528,7 @@ static int ccwchain_fetch_direct(struct ccwchain *chain,
 
 	ret = pfn_array_alloc_pin(pat->pat_pa, cp->mdev, ccw->cda, ccw->count);
 	if (ret < 0)
-		goto out_init;
+		goto out_unpin;
 
 	/* Translate this direct ccw to a idal ccw. */
 	idaws = kcalloc(ret, sizeof(*idaws), GFP_DMA | GFP_KERNEL);