Commit f3c9d0a3 authored by Dan Carpenter's avatar Dan Carpenter Committed by Linus Torvalds
Browse files

lib/test_hmm.c: fix an error code in dmirror_allocate_chunk() 



This is supposed to return false on failure, not a negative error code.

Fixes: 170e38548b81 ("mm/hmm/test: use after free in dmirror_allocate_chunk()")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Reviewed-by: default avatarRalph Campbell <rcampbell@nvidia.com>
Cc: Jerome Glisse <jglisse@redhat.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Dan Williams <dan.j.williams@intel.com>
Link: https://lkml.kernel.org/r/20201010200812.GA1886610@mwanda


Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent e1308161

lib/test_hmm.c

+1 −1
Original line number Diff line number Diff line
@@ -461,7 +461,7 @@ static bool dmirror_allocate_chunk(struct dmirror_device *mdevice, 


	devmem = kzalloc(sizeof(*devmem), GFP_KERNEL);

	if (!devmem)

		return -ENOMEM;

		return false;



	res = request_free_mem_region(&iomem_resource, DEVMEM_CHUNK_SIZE,

				      "hmm_dmirror");