diff options
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/ptrace.c | 2 | ||||
-rw-r--r-- | kernel/sys.c | 24 |
2 files changed, 13 insertions, 13 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c index 4a1745f1dadf..82a558b655da 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c | |||
@@ -142,7 +142,7 @@ static int may_attach(struct task_struct *task) | |||
142 | return -EPERM; | 142 | return -EPERM; |
143 | smp_rmb(); | 143 | smp_rmb(); |
144 | if (task->mm) | 144 | if (task->mm) |
145 | dumpable = task->mm->dumpable; | 145 | dumpable = get_dumpable(task->mm); |
146 | if (!dumpable && !capable(CAP_SYS_PTRACE)) | 146 | if (!dumpable && !capable(CAP_SYS_PTRACE)) |
147 | return -EPERM; | 147 | return -EPERM; |
148 | 148 | ||
diff --git a/kernel/sys.c b/kernel/sys.c index d40e40a9446c..08562f419768 100644 --- a/kernel/sys.c +++ b/kernel/sys.c | |||
@@ -1036,7 +1036,7 @@ asmlinkage long sys_setregid(gid_t rgid, gid_t egid) | |||
1036 | return -EPERM; | 1036 | return -EPERM; |
1037 | } | 1037 | } |
1038 | if (new_egid != old_egid) { | 1038 | if (new_egid != old_egid) { |
1039 | current->mm->dumpable = suid_dumpable; | 1039 | set_dumpable(current->mm, suid_dumpable); |
1040 | smp_wmb(); | 1040 | smp_wmb(); |
1041 | } | 1041 | } |
1042 | if (rgid != (gid_t) -1 || | 1042 | if (rgid != (gid_t) -1 || |
@@ -1066,13 +1066,13 @@ asmlinkage long sys_setgid(gid_t gid) | |||
1066 | 1066 | ||
1067 | if (capable(CAP_SETGID)) { | 1067 | if (capable(CAP_SETGID)) { |
1068 | if (old_egid != gid) { | 1068 | if (old_egid != gid) { |
1069 | current->mm->dumpable = suid_dumpable; | 1069 | set_dumpable(current->mm, suid_dumpable); |
1070 | smp_wmb(); | 1070 | smp_wmb(); |
1071 | } | 1071 | } |
1072 | current->gid = current->egid = current->sgid = current->fsgid = gid; | 1072 | current->gid = current->egid = current->sgid = current->fsgid = gid; |
1073 | } else if ((gid == current->gid) || (gid == current->sgid)) { | 1073 | } else if ((gid == current->gid) || (gid == current->sgid)) { |
1074 | if (old_egid != gid) { | 1074 | if (old_egid != gid) { |
1075 | current->mm->dumpable = suid_dumpable; | 1075 | set_dumpable(current->mm, suid_dumpable); |
1076 | smp_wmb(); | 1076 | smp_wmb(); |
1077 | } | 1077 | } |
1078 | current->egid = current->fsgid = gid; | 1078 | current->egid = current->fsgid = gid; |
@@ -1103,7 +1103,7 @@ static int set_user(uid_t new_ruid, int dumpclear) | |||
1103 | switch_uid(new_user); | 1103 | switch_uid(new_user); |
1104 | 1104 | ||
1105 | if (dumpclear) { | 1105 | if (dumpclear) { |
1106 | current->mm->dumpable = suid_dumpable; | 1106 | set_dumpable(current->mm, suid_dumpable); |
1107 | smp_wmb(); | 1107 | smp_wmb(); |
1108 | } | 1108 | } |
1109 | current->uid = new_ruid; | 1109 | current->uid = new_ruid; |
@@ -1159,7 +1159,7 @@ asmlinkage long sys_setreuid(uid_t ruid, uid_t euid) | |||
1159 | return -EAGAIN; | 1159 | return -EAGAIN; |
1160 | 1160 | ||
1161 | if (new_euid != old_euid) { | 1161 | if (new_euid != old_euid) { |
1162 | current->mm->dumpable = suid_dumpable; | 1162 | set_dumpable(current->mm, suid_dumpable); |
1163 | smp_wmb(); | 1163 | smp_wmb(); |
1164 | } | 1164 | } |
1165 | current->fsuid = current->euid = new_euid; | 1165 | current->fsuid = current->euid = new_euid; |
@@ -1209,7 +1209,7 @@ asmlinkage long sys_setuid(uid_t uid) | |||
1209 | return -EPERM; | 1209 | return -EPERM; |
1210 | 1210 | ||
1211 | if (old_euid != uid) { | 1211 | if (old_euid != uid) { |
1212 | current->mm->dumpable = suid_dumpable; | 1212 | set_dumpable(current->mm, suid_dumpable); |
1213 | smp_wmb(); | 1213 | smp_wmb(); |
1214 | } | 1214 | } |
1215 | current->fsuid = current->euid = uid; | 1215 | current->fsuid = current->euid = uid; |
@@ -1254,7 +1254,7 @@ asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid) | |||
1254 | } | 1254 | } |
1255 | if (euid != (uid_t) -1) { | 1255 | if (euid != (uid_t) -1) { |
1256 | if (euid != current->euid) { | 1256 | if (euid != current->euid) { |
1257 | current->mm->dumpable = suid_dumpable; | 1257 | set_dumpable(current->mm, suid_dumpable); |
1258 | smp_wmb(); | 1258 | smp_wmb(); |
1259 | } | 1259 | } |
1260 | current->euid = euid; | 1260 | current->euid = euid; |
@@ -1304,7 +1304,7 @@ asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid) | |||
1304 | } | 1304 | } |
1305 | if (egid != (gid_t) -1) { | 1305 | if (egid != (gid_t) -1) { |
1306 | if (egid != current->egid) { | 1306 | if (egid != current->egid) { |
1307 | current->mm->dumpable = suid_dumpable; | 1307 | set_dumpable(current->mm, suid_dumpable); |
1308 | smp_wmb(); | 1308 | smp_wmb(); |
1309 | } | 1309 | } |
1310 | current->egid = egid; | 1310 | current->egid = egid; |
@@ -1350,7 +1350,7 @@ asmlinkage long sys_setfsuid(uid_t uid) | |||
1350 | uid == current->suid || uid == current->fsuid || | 1350 | uid == current->suid || uid == current->fsuid || |
1351 | capable(CAP_SETUID)) { | 1351 | capable(CAP_SETUID)) { |
1352 | if (uid != old_fsuid) { | 1352 | if (uid != old_fsuid) { |
1353 | current->mm->dumpable = suid_dumpable; | 1353 | set_dumpable(current->mm, suid_dumpable); |
1354 | smp_wmb(); | 1354 | smp_wmb(); |
1355 | } | 1355 | } |
1356 | current->fsuid = uid; | 1356 | current->fsuid = uid; |
@@ -1379,7 +1379,7 @@ asmlinkage long sys_setfsgid(gid_t gid) | |||
1379 | gid == current->sgid || gid == current->fsgid || | 1379 | gid == current->sgid || gid == current->fsgid || |
1380 | capable(CAP_SETGID)) { | 1380 | capable(CAP_SETGID)) { |
1381 | if (gid != old_fsgid) { | 1381 | if (gid != old_fsgid) { |
1382 | current->mm->dumpable = suid_dumpable; | 1382 | set_dumpable(current->mm, suid_dumpable); |
1383 | smp_wmb(); | 1383 | smp_wmb(); |
1384 | } | 1384 | } |
1385 | current->fsgid = gid; | 1385 | current->fsgid = gid; |
@@ -2176,14 +2176,14 @@ asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, | |||
2176 | error = put_user(current->pdeath_signal, (int __user *)arg2); | 2176 | error = put_user(current->pdeath_signal, (int __user *)arg2); |
2177 | break; | 2177 | break; |
2178 | case PR_GET_DUMPABLE: | 2178 | case PR_GET_DUMPABLE: |
2179 | error = current->mm->dumpable; | 2179 | error = get_dumpable(current->mm); |
2180 | break; | 2180 | break; |
2181 | case PR_SET_DUMPABLE: | 2181 | case PR_SET_DUMPABLE: |
2182 | if (arg2 < 0 || arg2 > 1) { | 2182 | if (arg2 < 0 || arg2 > 1) { |
2183 | error = -EINVAL; | 2183 | error = -EINVAL; |
2184 | break; | 2184 | break; |
2185 | } | 2185 | } |
2186 | current->mm->dumpable = arg2; | 2186 | set_dumpable(current->mm, arg2); |
2187 | break; | 2187 | break; |
2188 | 2188 | ||
2189 | case PR_SET_UNALIGN: | 2189 | case PR_SET_UNALIGN: |