diff options
Diffstat (limited to 'fs')
-rw-r--r-- | fs/9p/v9fs.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c index 6848788a13db..7d6c2139891d 100644 --- a/fs/9p/v9fs.c +++ b/fs/9p/v9fs.c | |||
@@ -103,8 +103,10 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts) | |||
103 | return 0; | 103 | return 0; |
104 | 104 | ||
105 | tmp_options = kstrdup(opts, GFP_KERNEL); | 105 | tmp_options = kstrdup(opts, GFP_KERNEL); |
106 | if (!tmp_options) | 106 | if (!tmp_options) { |
107 | ret = -ENOMEM; | ||
107 | goto fail_option_alloc; | 108 | goto fail_option_alloc; |
109 | } | ||
108 | options = tmp_options; | 110 | options = tmp_options; |
109 | 111 | ||
110 | while ((p = strsep(&options, ",")) != NULL) { | 112 | while ((p = strsep(&options, ",")) != NULL) { |
@@ -160,8 +162,12 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts) | |||
160 | break; | 162 | break; |
161 | case Opt_cache: | 163 | case Opt_cache: |
162 | s = match_strdup(&args[0]); | 164 | s = match_strdup(&args[0]); |
163 | if (!s) | 165 | if (!s) { |
164 | goto fail_option_alloc; | 166 | ret = -ENOMEM; |
167 | P9_DPRINTK(P9_DEBUG_ERROR, | ||
168 | "problem allocating copy of cache arg\n"); | ||
169 | goto free_and_return; | ||
170 | } | ||
165 | 171 | ||
166 | if (strcmp(s, "loose") == 0) | 172 | if (strcmp(s, "loose") == 0) |
167 | v9ses->cache = CACHE_LOOSE; | 173 | v9ses->cache = CACHE_LOOSE; |
@@ -174,8 +180,12 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts) | |||
174 | 180 | ||
175 | case Opt_access: | 181 | case Opt_access: |
176 | s = match_strdup(&args[0]); | 182 | s = match_strdup(&args[0]); |
177 | if (!s) | 183 | if (!s) { |
178 | goto fail_option_alloc; | 184 | ret = -ENOMEM; |
185 | P9_DPRINTK(P9_DEBUG_ERROR, | ||
186 | "problem allocating copy of access arg\n"); | ||
187 | goto free_and_return; | ||
188 | } | ||
179 | 189 | ||
180 | v9ses->flags &= ~V9FS_ACCESS_MASK; | 190 | v9ses->flags &= ~V9FS_ACCESS_MASK; |
181 | if (strcmp(s, "user") == 0) | 191 | if (strcmp(s, "user") == 0) |
@@ -196,13 +206,10 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts) | |||
196 | } | 206 | } |
197 | } | 207 | } |
198 | 208 | ||
209 | free_and_return: | ||
199 | kfree(tmp_options); | 210 | kfree(tmp_options); |
200 | return ret; | ||
201 | |||
202 | fail_option_alloc: | 211 | fail_option_alloc: |
203 | P9_DPRINTK(P9_DEBUG_ERROR, | 212 | return ret; |
204 | "failed to allocate copy of option argument\n"); | ||
205 | return -ENOMEM; | ||
206 | } | 213 | } |
207 | 214 | ||
208 | /** | 215 | /** |