Commit dfcdb38b authored by Zhu Yanjun's avatar Zhu Yanjun Committed by Leon Romanovsky
Browse files

RDMA/rxe: Return the correct errno 



In the function __rxe_add_to_pool, the function xa_alloc_cyclic is
called. The return value of the function xa_alloc_cyclic is as below:
"
 Return: 0 if the allocation succeeded without wrapping.  1 if the
 allocation succeeded after wrapping, -ENOMEM if memory could not be
 allocated or -EBUSY if there are no free entries in @limit.
"
But now the function __rxe_add_to_pool only returns -EINVAL. All the
returned error value should be returned to the caller.

Signed-off-by: default avatarZhu Yanjun <yanjun.zhu@linux.dev>
Link: https://lore.kernel.org/r/20240408142142.792413-1-yanjun.zhu@linux.dev


Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent c8fc935f

drivers/infiniband/sw/rxe/rxe_pool.c

+2 −2
Original line number Diff line number Diff line
@@ -119,7 +119,7 @@ void rxe_pool_cleanup(struct rxe_pool *pool) 
int __rxe_add_to_pool(struct rxe_pool *pool, struct rxe_pool_elem *elem,

				bool sleepable)

{

	int err;

	int err = -EINVAL;

	gfp_t gfp_flags;



	if (atomic_inc_return(&pool->num_elem) > pool->max_elem)
@@ -147,7 +147,7 @@ int __rxe_add_to_pool(struct rxe_pool *pool, struct rxe_pool_elem *elem, 


err_cnt:

	atomic_dec(&pool->num_elem);

	return -EINVAL;

	return err;

}



void *rxe_pool_get_index(struct rxe_pool *pool, u32 index)