diff options
Diffstat (limited to 'fs')
-rw-r--r-- | fs/proc/inode.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c index effa6c0c467a..e6a818a93f3d 100644 --- a/fs/proc/inode.c +++ b/fs/proc/inode.c | |||
@@ -156,10 +156,13 @@ struct inode *proc_get_inode(struct super_block *sb, unsigned int ino, | |||
156 | 156 | ||
157 | WARN_ON(de && de->deleted); | 157 | WARN_ON(de && de->deleted); |
158 | 158 | ||
159 | if (de != NULL && !try_module_get(de->owner)) | ||
160 | goto out_mod; | ||
161 | |||
159 | inode = iget(sb, ino); | 162 | inode = iget(sb, ino); |
160 | if (!inode) | 163 | if (!inode) |
161 | goto out_fail; | 164 | goto out_ino; |
162 | 165 | ||
163 | PROC_I(inode)->pde = de; | 166 | PROC_I(inode)->pde = de; |
164 | if (de) { | 167 | if (de) { |
165 | if (de->mode) { | 168 | if (de->mode) { |
@@ -171,20 +174,20 @@ struct inode *proc_get_inode(struct super_block *sb, unsigned int ino, | |||
171 | inode->i_size = de->size; | 174 | inode->i_size = de->size; |
172 | if (de->nlink) | 175 | if (de->nlink) |
173 | inode->i_nlink = de->nlink; | 176 | inode->i_nlink = de->nlink; |
174 | if (!try_module_get(de->owner)) | ||
175 | goto out_fail; | ||
176 | if (de->proc_iops) | 177 | if (de->proc_iops) |
177 | inode->i_op = de->proc_iops; | 178 | inode->i_op = de->proc_iops; |
178 | if (de->proc_fops) | 179 | if (de->proc_fops) |
179 | inode->i_fop = de->proc_fops; | 180 | inode->i_fop = de->proc_fops; |
180 | } | 181 | } |
181 | 182 | ||
182 | out: | ||
183 | return inode; | 183 | return inode; |
184 | 184 | ||
185 | out_fail: | 185 | out_ino: |
186 | if (de != NULL) | ||
187 | module_put(de->owner); | ||
188 | out_mod: | ||
186 | de_put(de); | 189 | de_put(de); |
187 | goto out; | 190 | return NULL; |
188 | } | 191 | } |
189 | 192 | ||
190 | int proc_fill_super(struct super_block *s, void *data, int silent) | 193 | int proc_fill_super(struct super_block *s, void *data, int silent) |