diff options
Diffstat (limited to 'kernel/exec_domain.c')
-rw-r--r-- | kernel/exec_domain.c | 22 |
1 files changed, 5 insertions, 17 deletions
diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c index dd62f8e714ca..0dbeae374225 100644 --- a/kernel/exec_domain.c +++ b/kernel/exec_domain.c | |||
@@ -134,23 +134,14 @@ unregister: | |||
134 | return 0; | 134 | return 0; |
135 | } | 135 | } |
136 | 136 | ||
137 | int | 137 | int __set_personality(unsigned int personality) |
138 | __set_personality(unsigned int personality) | ||
139 | { | 138 | { |
140 | struct exec_domain *ep, *oep; | 139 | struct exec_domain *oep = current_thread_info()->exec_domain; |
141 | |||
142 | ep = lookup_exec_domain(personality); | ||
143 | if (ep == current_thread_info()->exec_domain) { | ||
144 | current->personality = personality; | ||
145 | module_put(ep->module); | ||
146 | return 0; | ||
147 | } | ||
148 | 140 | ||
141 | current_thread_info()->exec_domain = lookup_exec_domain(personality); | ||
149 | current->personality = personality; | 142 | current->personality = personality; |
150 | oep = current_thread_info()->exec_domain; | ||
151 | current_thread_info()->exec_domain = ep; | ||
152 | |||
153 | module_put(oep->module); | 143 | module_put(oep->module); |
144 | |||
154 | return 0; | 145 | return 0; |
155 | } | 146 | } |
156 | 147 | ||
@@ -192,11 +183,8 @@ SYSCALL_DEFINE1(personality, unsigned int, personality) | |||
192 | { | 183 | { |
193 | unsigned int old = current->personality; | 184 | unsigned int old = current->personality; |
194 | 185 | ||
195 | if (personality != 0xffffffff) { | 186 | if (personality != 0xffffffff) |
196 | set_personality(personality); | 187 | set_personality(personality); |
197 | if (current->personality != personality) | ||
198 | return -EINVAL; | ||
199 | } | ||
200 | 188 | ||
201 | return old; | 189 | return old; |
202 | } | 190 | } |