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RDMA/cxgb4: set error code on kmalloc() failure

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If kmalloc() fails in c4iw_alloc_ucontext(), the function
leaves but does not set an error code in ret variable:
it will return 0 to the caller.

This patch set ret to -ENOMEM in such case.

Cc: Steve Wise <swise@opengridcomputing.com>
Cc: Steve Wise <swise@chelsio.com>
Signed-off-by: Yann Droneaud <ydroneaud@opteya.com>
Acked-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yann Droneaud 2014-03-28 14:55:21 -04:00 committed by David S. Miller
parent f3c9ec05ab
commit bfd2793c95
1 changed files with 3 additions and 1 deletions
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4
drivers/infiniband/hw/cxgb4/provider.c
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@ -128,8 +128,10 @@ static struct ib_ucontext *c4iw_alloc_ucontext(struct ib_device *ibdev,
rhp->rdev.flags |= T4_STATUS_PAGE_DISABLED; rhp->rdev.flags |= T4_STATUS_PAGE_DISABLED;
} else { } else {
mm = kmalloc(sizeof(*mm), GFP_KERNEL); mm = kmalloc(sizeof(*mm), GFP_KERNEL);
if (!mm) if (!mm) {
ret = -ENOMEM;
goto err_free; goto err_free;
}
uresp.status_page_size = PAGE_SIZE; uresp.status_page_size = PAGE_SIZE;