diff options
Diffstat (limited to 'kernel/module')
| -rw-r--r-- | kernel/module/kallsyms.c | 13 | ||||
| -rw-r--r-- | kernel/module/main.c | 3 |
2 files changed, 14 insertions, 2 deletions
diff --git a/kernel/module/kallsyms.c b/kernel/module/kallsyms.c index 4523f99b0358..ab2376a1be88 100644 --- a/kernel/module/kallsyms.c +++ b/kernel/module/kallsyms.c @@ -494,7 +494,8 @@ unsigned long module_kallsyms_lookup_name(const char *name) return ret; } -int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *, +int module_kallsyms_on_each_symbol(const char *modname, + int (*fn)(void *, const char *, struct module *, unsigned long), void *data) { @@ -509,6 +510,9 @@ int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *, if (mod->state == MODULE_STATE_UNFORMED) continue; + if (modname && strcmp(modname, mod->name)) + continue; + /* Use rcu_dereference_sched() to remain compliant with the sparse tool */ preempt_disable(); kallsyms = rcu_dereference_sched(mod->kallsyms); @@ -525,6 +529,13 @@ int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *, if (ret != 0) goto out; } + + /* + * The given module is found, the subsequent modules do not + * need to be compared. + */ + if (modname) + break; } out: mutex_unlock(&module_mutex); diff --git a/kernel/module/main.c b/kernel/module/main.c index 4ac3fe43e6c8..d3be89de706d 100644 --- a/kernel/module/main.c +++ b/kernel/module/main.c @@ -17,6 +17,7 @@ #include <linux/fs.h> #include <linux/kernel.h> #include <linux/kernel_read_file.h> +#include <linux/kstrtox.h> #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/elf.h> @@ -2675,7 +2676,7 @@ static int unknown_module_param_cb(char *param, char *val, const char *modname, int ret; if (strcmp(param, "async_probe") == 0) { - if (strtobool(val, &mod->async_probe_requested)) + if (kstrtobool(val, &mod->async_probe_requested)) mod->async_probe_requested = true; return 0; } |