From: Vishal Kulkarni <[email protected]>
Date: Tue, 1 Oct 2019 04:07:57 +0530
> When fetching free MSI-X vectors for ULDs, check for the
> error code before accessing MSI-X info array. Otherwise,
> an out-of-bounds access is attempted, which results in
> kernel panic.
>
> Fixes: 94cdb8bb993a ("cxgb4: Add support for dynamic allocation of
> resources for ULD")
Please do not split Fixes: tags onto multiple lines.
> Signed-off-by: Shahjada Abul Husain <[email protected]>
> Signed-off-by: Vishal Kulkarni <[email protected]>
This patch adds a new warning:
drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c: In function
‘cxgb4_register_uld’:
drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c:179:26: warning: ‘bmap_idx’ may
be used uninitialized in this function [-Wmaybe-uninitialized]
rxq_info->msix_tbl[i] = bmap_idx;
~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c:141:14: note: ‘bmap_idx’ was
declared here
int i, err, bmap_idx, msi_idx, que_idx = 0;
^~~~~~~~
