[Intel-wired-lan] fm10k: use ethtool_rxfh_indir_default for default redirection table
Keller, Jacob E
jacob.e.keller at intel.com
Wed Apr 6 21:57:27 UTC 2016
On Wed, 2016-04-06 at 21:37 +0300, Dan Carpenter wrote:
> Hello Jacob Keller,
>
> The patch 0ea7fae44094: "fm10k: use ethtool_rxfh_indir_default for
> default redirection table" from Feb 16, 2016, leads to the following
> static checker warning:
>
> drivers/net/ethernet/intel/fm10k/fm10k_main.c:1977
> fm10k_init_reta()
> error: potential null dereference 'indir'. (kcalloc returns
> null)
>
> drivers/net/ethernet/intel/fm10k/fm10k_main.c
> 1970
> 1971 repopulate_reta:
> 1972 indir = kcalloc(fm10k_get_reta_size(netdev),
> 1973 sizeof(indir[0]), GFP_KERNEL);
> 1974
> 1975 /* generate redirection table using the default
> kernel policy */
> 1976 for (i = 0; i < fm10k_get_reta_size(netdev); i++)
> 1977 indir[i] = ethtool_rxfh_indir_default(i,
> rss_i);
> 1978
> 1979 fm10k_write_reta(interface, indir);
> 1980
> 1981 kfree(indir);
> 1982 }
>
>
Oops! Will fix in a v2. Which tool is this caused by?
Thanks,
Jake
> regards,
> dan carpenter
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