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Diffstat (limited to 'kernel')
-rw-r--r--kernel/module.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/kernel/module.c b/kernel/module.c
index ba22484a987e..1196f5d11700 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2015,14 +2015,6 @@ static noinline struct module *load_module(void __user *umod,
2015 if (err < 0) 2015 if (err < 0)
2016 goto free_mod; 2016 goto free_mod;
2017 2017
2018#if defined(CONFIG_MODULE_UNLOAD) && defined(CONFIG_SMP)
2019 mod->refptr = percpu_modalloc(sizeof(local_t), __alignof__(local_t),
2020 mod->name);
2021 if (!mod->refptr) {
2022 err = -ENOMEM;
2023 goto free_mod;
2024 }
2025#endif
2026 if (pcpuindex) { 2018 if (pcpuindex) {
2027 /* We have a special allocation for this section. */ 2019 /* We have a special allocation for this section. */
2028 percpu = percpu_modalloc(sechdrs[pcpuindex].sh_size, 2020 percpu = percpu_modalloc(sechdrs[pcpuindex].sh_size,
@@ -2030,7 +2022,7 @@ static noinline struct module *load_module(void __user *umod,
2030 mod->name); 2022 mod->name);
2031 if (!percpu) { 2023 if (!percpu) {
2032 err = -ENOMEM; 2024 err = -ENOMEM;
2033 goto free_percpu; 2025 goto free_mod;
2034 } 2026 }
2035 sechdrs[pcpuindex].sh_flags &= ~(unsigned long)SHF_ALLOC; 2027 sechdrs[pcpuindex].sh_flags &= ~(unsigned long)SHF_ALLOC;
2036 mod->percpu = percpu; 2028 mod->percpu = percpu;
@@ -2082,6 +2074,14 @@ static noinline struct module *load_module(void __user *umod,
2082 /* Module has been moved. */ 2074 /* Module has been moved. */
2083 mod = (void *)sechdrs[modindex].sh_addr; 2075 mod = (void *)sechdrs[modindex].sh_addr;
2084 2076
2077#if defined(CONFIG_MODULE_UNLOAD) && defined(CONFIG_SMP)
2078 mod->refptr = percpu_modalloc(sizeof(local_t), __alignof__(local_t),
2079 mod->name);
2080 if (!mod->refptr) {
2081 err = -ENOMEM;
2082 goto free_init;
2083 }
2084#endif
2085 /* Now we've moved module, initialize linked lists, etc. */ 2085 /* Now we've moved module, initialize linked lists, etc. */
2086 module_unload_init(mod); 2086 module_unload_init(mod);
2087 2087
@@ -2288,15 +2288,17 @@ static noinline struct module *load_module(void __user *umod,
2288 ftrace_release(mod->module_core, mod->core_size); 2288 ftrace_release(mod->module_core, mod->core_size);
2289 free_unload: 2289 free_unload:
2290 module_unload_free(mod); 2290 module_unload_free(mod);
2291 free_init:
2292#if defined(CONFIG_MODULE_UNLOAD) && defined(CONFIG_SMP)
2293 percpu_modfree(mod->refptr);
2294#endif
2291 module_free(mod, mod->module_init); 2295 module_free(mod, mod->module_init);
2292 free_core: 2296 free_core:
2293 module_free(mod, mod->module_core); 2297 module_free(mod, mod->module_core);
2298 /* mod will be freed with core. Don't access it beyond this line! */
2294 free_percpu: 2299 free_percpu:
2295 if (percpu) 2300 if (percpu)
2296 percpu_modfree(percpu); 2301 percpu_modfree(percpu);
2297#if defined(CONFIG_MODULE_UNLOAD) && defined(CONFIG_SMP)
2298 percpu_modfree(mod->refptr);
2299#endif
2300 free_mod: 2302 free_mod:
2301 kfree(args); 2303 kfree(args);
2302 free_hdr: 2304 free_hdr: