diff options
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/zcache/zcache-main.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c index 6bd4ebb3494..118602ff3ae 100644 --- a/drivers/staging/zcache/zcache-main.c +++ b/drivers/staging/zcache/zcache-main.c @@ -1886,8 +1886,11 @@ static int __init zcache_init(void) namestr, frontswap_has_exclusive_gets, !disable_frontswap_ignore_nonactive); #endif - if (old_ops != NULL) + if (IS_ERR(old_ops) || old_ops) { + if (IS_ERR(old_ops)) + return PTR_RET(old_ops); pr_warn("%s: frontswap_ops overridden\n", namestr); + } } if (ramster_enabled) ramster_init(!disable_cleancache, !disable_frontswap, |