From: Colin Ian King Date: Thu, 8 Oct 2020 09:52:04 +0000 (+0100) Subject: IB/rdmavt: Fix sizeof mismatch X-Git-Tag: microblaze-v5.11~95^2~11 X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=8e71f694e0c819db39af2336f16eb9689f1ae53f;p=linux-2.6-microblaze.git IB/rdmavt: Fix sizeof mismatch An incorrect sizeof is being used, struct rvt_ibport ** is not correct, it should be struct rvt_ibport *. Note that since ** is the same size as * this is not causing any issues. Improve this fix by using sizeof(*rdi->ports) as this allows us to not even reference the type of the pointer. Also remove line breaks as the entire statement can fit on one line. Link: https://lore.kernel.org/r/20201008095204.82683-1-colin.king@canonical.com Addresses-Coverity: ("Sizeof not portable (SIZEOF_MISMATCH)") Fixes: ff6acd69518e ("IB/rdmavt: Add device structure allocation") Signed-off-by: Colin Ian King Reviewed-by: Ira Weiny Acked-by: Dennis Dalessandro Signed-off-by: Jason Gunthorpe --- diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c index f904bb34477a..2d534c450f3c 100644 --- a/drivers/infiniband/sw/rdmavt/vt.c +++ b/drivers/infiniband/sw/rdmavt/vt.c @@ -95,9 +95,7 @@ struct rvt_dev_info *rvt_alloc_device(size_t size, int nports) if (!rdi) return rdi; - rdi->ports = kcalloc(nports, - sizeof(struct rvt_ibport **), - GFP_KERNEL); + rdi->ports = kcalloc(nports, sizeof(*rdi->ports), GFP_KERNEL); if (!rdi->ports) ib_dealloc_device(&rdi->ibdev);