[PATCH] iw_cxgb4: do not free chunk that we have failed to allocate

From: Thadeu Lima de Souza Cascardo
Date: Fri Oct 12 2012 - 17:10:17 EST


In the error path of registering memory, in case there is a failure when
trying to allocate a chunk from the memory pool, it will try to free the
same chunk, which will BUG.

Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@xxxxxxxxxxxxxxxxxx>
---
drivers/infiniband/hw/cxgb4/mem.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
index 57e07c6..afd8179 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -468,7 +468,7 @@ struct ib_mr *c4iw_register_phys_mem(struct ib_pd *pd,
ret = alloc_pbl(mhp, npages);
if (ret) {
kfree(page_list);
- goto err_pbl;
+ goto err;
}

ret = write_pbl(&mhp->rhp->rdev, page_list, mhp->attr.pbl_addr,
--
1.7.1

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