diff options
Diffstat (limited to 'kernel/params.c')
| -rw-r--r-- | kernel/params.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/kernel/params.c b/kernel/params.c index 5c5e9b3c23fe..0e9938a6bf23 100644 --- a/kernel/params.c +++ b/kernel/params.c @@ -233,6 +233,7 @@ int param_array(const char *name, int ret; unsigned int count = 0; struct kernel_param kp; + char save; /* Get the name right for errors. */ kp.name = name; @@ -247,7 +248,6 @@ int param_array(const char *name, /* We expect a comma-separated list of values. */ do { int len; - char save; if (count > max) { printk(KERN_ERR "%s: can only take %i arguments\n", @@ -256,18 +256,17 @@ int param_array(const char *name, } len = strcspn(val, ","); - /* Temporarily nul-terminate and parse */ + /* nul-terminate and parse */ save = val[len]; ((char *)val)[len] = '\0'; ret = set(val, &kp); - ((char *)val)[len] = save; if (ret != 0) return ret; kp.arg += elemsize; val += len+1; count++; - } while (val[-1] == ','); + } while (save == ','); if (count < min) { printk(KERN_ERR "%s: needs at least %i arguments\n", |