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-rw-r--r--kernel/module.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/kernel/module.c b/kernel/module.c
index e69a5a68766f..cc000dd6e4a8 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -197,9 +197,10 @@ static inline int strong_try_module_get(struct module *mod)
197 return -ENOENT; 197 return -ENOENT;
198} 198}
199 199
200static inline void add_taint_module(struct module *mod, unsigned flag) 200static inline void add_taint_module(struct module *mod, unsigned flag,
201 enum lockdep_ok lockdep_ok)
201{ 202{
202 add_taint(flag); 203 add_taint(flag, lockdep_ok);
203 mod->taints |= (1U << flag); 204 mod->taints |= (1U << flag);
204} 205}
205 206
@@ -727,7 +728,7 @@ static inline int try_force_unload(unsigned int flags)
727{ 728{
728 int ret = (flags & O_TRUNC); 729 int ret = (flags & O_TRUNC);
729 if (ret) 730 if (ret)
730 add_taint(TAINT_FORCED_RMMOD); 731 add_taint(TAINT_FORCED_RMMOD, LOCKDEP_NOW_UNRELIABLE);
731 return ret; 732 return ret;
732} 733}
733#else 734#else
@@ -1138,7 +1139,7 @@ static int try_to_force_load(struct module *mod, const char *reason)
1138 if (!test_taint(TAINT_FORCED_MODULE)) 1139 if (!test_taint(TAINT_FORCED_MODULE))
1139 printk(KERN_WARNING "%s: %s: kernel tainted.\n", 1140 printk(KERN_WARNING "%s: %s: kernel tainted.\n",
1140 mod->name, reason); 1141 mod->name, reason);
1141 add_taint_module(mod, TAINT_FORCED_MODULE); 1142 add_taint_module(mod, TAINT_FORCED_MODULE, LOCKDEP_NOW_UNRELIABLE);
1142 return 0; 1143 return 0;
1143#else 1144#else
1144 return -ENOEXEC; 1145 return -ENOEXEC;
@@ -2147,7 +2148,8 @@ static void set_license(struct module *mod, const char *license)
2147 if (!test_taint(TAINT_PROPRIETARY_MODULE)) 2148 if (!test_taint(TAINT_PROPRIETARY_MODULE))
2148 printk(KERN_WARNING "%s: module license '%s' taints " 2149 printk(KERN_WARNING "%s: module license '%s' taints "
2149 "kernel.\n", mod->name, license); 2150 "kernel.\n", mod->name, license);
2150 add_taint_module(mod, TAINT_PROPRIETARY_MODULE); 2151 add_taint_module(mod, TAINT_PROPRIETARY_MODULE,
2152 LOCKDEP_NOW_UNRELIABLE);
2151 } 2153 }
2152} 2154}
2153 2155
@@ -2700,10 +2702,10 @@ static int check_modinfo(struct module *mod, struct load_info *info, int flags)
2700 } 2702 }
2701 2703
2702 if (!get_modinfo(info, "intree")) 2704 if (!get_modinfo(info, "intree"))
2703 add_taint_module(mod, TAINT_OOT_MODULE); 2705 add_taint_module(mod, TAINT_OOT_MODULE, LOCKDEP_STILL_OK);
2704 2706
2705 if (get_modinfo(info, "staging")) { 2707 if (get_modinfo(info, "staging")) {
2706 add_taint_module(mod, TAINT_CRAP); 2708 add_taint_module(mod, TAINT_CRAP, LOCKDEP_STILL_OK);
2707 printk(KERN_WARNING "%s: module is from the staging directory," 2709 printk(KERN_WARNING "%s: module is from the staging directory,"
2708 " the quality is unknown, you have been warned.\n", 2710 " the quality is unknown, you have been warned.\n",
2709 mod->name); 2711 mod->name);
@@ -2869,15 +2871,17 @@ static int check_module_license_and_versions(struct module *mod)
2869 * using GPL-only symbols it needs. 2871 * using GPL-only symbols it needs.
2870 */ 2872 */
2871 if (strcmp(mod->name, "ndiswrapper") == 0) 2873 if (strcmp(mod->name, "ndiswrapper") == 0)
2872 add_taint(TAINT_PROPRIETARY_MODULE); 2874 add_taint(TAINT_PROPRIETARY_MODULE, LOCKDEP_NOW_UNRELIABLE);
2873 2875
2874 /* driverloader was caught wrongly pretending to be under GPL */ 2876 /* driverloader was caught wrongly pretending to be under GPL */
2875 if (strcmp(mod->name, "driverloader") == 0) 2877 if (strcmp(mod->name, "driverloader") == 0)
2876 add_taint_module(mod, TAINT_PROPRIETARY_MODULE); 2878 add_taint_module(mod, TAINT_PROPRIETARY_MODULE,
2879 LOCKDEP_NOW_UNRELIABLE);
2877 2880
2878 /* lve claims to be GPL but upstream won't provide source */ 2881 /* lve claims to be GPL but upstream won't provide source */
2879 if (strcmp(mod->name, "lve") == 0) 2882 if (strcmp(mod->name, "lve") == 0)
2880 add_taint_module(mod, TAINT_PROPRIETARY_MODULE); 2883 add_taint_module(mod, TAINT_PROPRIETARY_MODULE,
2884 LOCKDEP_NOW_UNRELIABLE);
2881 2885
2882#ifdef CONFIG_MODVERSIONS 2886#ifdef CONFIG_MODVERSIONS
2883 if ((mod->num_syms && !mod->crcs) 2887 if ((mod->num_syms && !mod->crcs)
@@ -3197,7 +3201,7 @@ again:
3197 "%s: module verification failed: signature and/or" 3201 "%s: module verification failed: signature and/or"
3198 " required key missing - tainting kernel\n", 3202 " required key missing - tainting kernel\n",
3199 mod->name); 3203 mod->name);
3200 add_taint_module(mod, TAINT_FORCED_MODULE); 3204 add_taint_module(mod, TAINT_FORCED_MODULE, LOCKDEP_STILL_OK);
3201 } 3205 }
3202#endif 3206#endif
3203 3207