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path: root/drivers/lightnvm/core.c
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Diffstat (limited to 'drivers/lightnvm/core.c')
-rw-r--r--drivers/lightnvm/core.c21
1 files changed, 3 insertions, 18 deletions
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index 3eec948d1b7e..5b197d6bb6d9 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -1019,9 +1019,6 @@ static long nvm_ioctl_info(struct file *file, void __user *arg)
1019 struct nvm_tgt_type *tt; 1019 struct nvm_tgt_type *tt;
1020 int tgt_iter = 0; 1020 int tgt_iter = 0;
1021 1021
1022 if (!capable(CAP_SYS_ADMIN))
1023 return -EPERM;
1024
1025 info = memdup_user(arg, sizeof(struct nvm_ioctl_info)); 1022 info = memdup_user(arg, sizeof(struct nvm_ioctl_info));
1026 if (IS_ERR(info)) 1023 if (IS_ERR(info))
1027 return -EFAULT; 1024 return -EFAULT;
@@ -1060,9 +1057,6 @@ static long nvm_ioctl_get_devices(struct file *file, void __user *arg)
1060 struct nvm_dev *dev; 1057 struct nvm_dev *dev;
1061 int i = 0; 1058 int i = 0;
1062 1059
1063 if (!capable(CAP_SYS_ADMIN))
1064 return -EPERM;
1065
1066 devices = kzalloc(sizeof(struct nvm_ioctl_get_devices), GFP_KERNEL); 1060 devices = kzalloc(sizeof(struct nvm_ioctl_get_devices), GFP_KERNEL);
1067 if (!devices) 1061 if (!devices)
1068 return -ENOMEM; 1062 return -ENOMEM;
@@ -1103,9 +1097,6 @@ static long nvm_ioctl_dev_create(struct file *file, void __user *arg)
1103{ 1097{
1104 struct nvm_ioctl_create create; 1098 struct nvm_ioctl_create create;
1105 1099
1106 if (!capable(CAP_SYS_ADMIN))
1107 return -EPERM;
1108
1109 if (copy_from_user(&create, arg, sizeof(struct nvm_ioctl_create))) 1100 if (copy_from_user(&create, arg, sizeof(struct nvm_ioctl_create)))
1110 return -EFAULT; 1101 return -EFAULT;
1111 1102
@@ -1141,9 +1132,6 @@ static long nvm_ioctl_dev_remove(struct file *file, void __user *arg)
1141 struct nvm_dev *dev; 1132 struct nvm_dev *dev;
1142 int ret = 0; 1133 int ret = 0;
1143 1134
1144 if (!capable(CAP_SYS_ADMIN))
1145 return -EPERM;
1146
1147 if (copy_from_user(&remove, arg, sizeof(struct nvm_ioctl_remove))) 1135 if (copy_from_user(&remove, arg, sizeof(struct nvm_ioctl_remove)))
1148 return -EFAULT; 1136 return -EFAULT;
1149 1137
@@ -1168,9 +1156,6 @@ static long nvm_ioctl_dev_init(struct file *file, void __user *arg)
1168{ 1156{
1169 struct nvm_ioctl_dev_init init; 1157 struct nvm_ioctl_dev_init init;
1170 1158
1171 if (!capable(CAP_SYS_ADMIN))
1172 return -EPERM;
1173
1174 if (copy_from_user(&init, arg, sizeof(struct nvm_ioctl_dev_init))) 1159 if (copy_from_user(&init, arg, sizeof(struct nvm_ioctl_dev_init)))
1175 return -EFAULT; 1160 return -EFAULT;
1176 1161
@@ -1187,9 +1172,6 @@ static long nvm_ioctl_dev_factory(struct file *file, void __user *arg)
1187{ 1172{
1188 struct nvm_ioctl_dev_factory fact; 1173 struct nvm_ioctl_dev_factory fact;
1189 1174
1190 if (!capable(CAP_SYS_ADMIN))
1191 return -EPERM;
1192
1193 if (copy_from_user(&fact, arg, sizeof(struct nvm_ioctl_dev_factory))) 1175 if (copy_from_user(&fact, arg, sizeof(struct nvm_ioctl_dev_factory)))
1194 return -EFAULT; 1176 return -EFAULT;
1195 1177
@@ -1205,6 +1187,9 @@ static long nvm_ctl_ioctl(struct file *file, uint cmd, unsigned long arg)
1205{ 1187{
1206 void __user *argp = (void __user *)arg; 1188 void __user *argp = (void __user *)arg;
1207 1189
1190 if (!capable(CAP_SYS_ADMIN))
1191 return -EPERM;
1192
1208 switch (cmd) { 1193 switch (cmd) {
1209 case NVM_INFO: 1194 case NVM_INFO:
1210 return nvm_ioctl_info(file, argp); 1195 return nvm_ioctl_info(file, argp);