[PATCH 4.9 069/171] elevator: fix truncation of icq_cache_name

4.9-stable review patch. If anyone has any objections, please let me know. -- [ Upstream commit 9bd2bbc01d17ddd567cc0f81f77fe1163e497462 ] gcc 7.1 reports the following warning: block/elevator.c: In function ‘elv_register’: block/elevator.c:898:5: warning: ‘snprintf’

[PATCH 4.9 069/171] elevator: fix truncation of icq_cache_name

4.9-stable review patch. If anyone has any objections, please let me know. -- [ Upstream commit 9bd2bbc01d17ddd567cc0f81f77fe1163e497462 ] gcc 7.1 reports the following warning: block/elevator.c: In function ‘elv_register’: block/elevator.c:898:5: warning: ‘snprintf’