eal/linux: check fscanf return when parsing modules list
eal/linux: check fscanf return when parsing modules list

The lack of result checking of fscanf function, breaks compilation
for default "-Werror=unused-result" flag.

Signed-off-by: Tomasz Kulasek <2fc2c8542a2a68801ce1aaca56eae5adf14485ae@intel.com>
Acked-by: Pablo de Lara <28355d9cfe41bb8148aea0fb24f47aae8f4217a1@intel.com>

phermansson/dpdk,phermansson/dpdk,phermansson/dpdk,phermansson/dpdk