diff options
Diffstat (limited to 'drivers/staging/erofs/super.c')
| -rw-r--r-- | drivers/staging/erofs/super.c | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/drivers/staging/erofs/super.c b/drivers/staging/erofs/super.c index 5b87f5990b23..b4d33a71ec5f 100644 --- a/drivers/staging/erofs/super.c +++ b/drivers/staging/erofs/super.c @@ -145,10 +145,14 @@ char *erofs_fault_name[FAULT_MAX] = { [FAULT_KMALLOC] = "kmalloc", }; -static void erofs_build_fault_attr(struct erofs_sb_info *sbi, - unsigned int rate) +static int erofs_build_fault_attr(struct erofs_sb_info *sbi, + substring_t *args) { struct erofs_fault_info *ffi = &sbi->fault_info; + int rate = 0; + + if (args->from && match_int(args, &rate)) + return -EINVAL; if (rate) { atomic_set(&ffi->inject_ops, 0); @@ -157,6 +161,16 @@ static void erofs_build_fault_attr(struct erofs_sb_info *sbi, } else { memset(ffi, 0, sizeof(struct erofs_fault_info)); } + + set_opt(sbi, FAULT_INJECTION); + return 0; +} +#else +static int erofs_build_fault_attr(struct erofs_sb_info *sbi, + substring_t *args) +{ + infoln("fault_injection options not supported"); + return 0; } #endif @@ -198,7 +212,7 @@ static int parse_options(struct super_block *sb, char *options) { substring_t args[MAX_OPT_ARGS]; char *p; - int arg = 0; + int err; if (!options) return 0; @@ -243,18 +257,12 @@ static int parse_options(struct super_block *sb, char *options) infoln("noacl options not supported"); break; #endif -#ifdef CONFIG_EROFS_FAULT_INJECTION case Opt_fault_injection: - if (args->from && match_int(args, &arg)) - return -EINVAL; - erofs_build_fault_attr(EROFS_SB(sb), arg); - set_opt(EROFS_SB(sb), FAULT_INJECTION); + err = erofs_build_fault_attr(EROFS_SB(sb), args); + if (err) + return err; break; -#else - case Opt_fault_injection: - infoln("fault_injection options not supported"); - break; -#endif + default: errln("Unrecognized mount option \"%s\" " "or missing value", p); |