aboutsummaryrefslogtreecommitdiffstats
path: root/fs/fuse
diff options
context:
space:
mode:
Diffstat (limited to 'fs/fuse')
-rw-r--r--fs/fuse/dir.c7
-rw-r--r--fs/fuse/file.c35
2 files changed, 37 insertions, 5 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index fead7f49e2ca..9a6075de961f 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -773,7 +773,12 @@ static int fuse_readdir(struct file *file, void *dstbuf, filldir_t filldir)
773 struct page *page; 773 struct page *page;
774 struct inode *inode = file->f_dentry->d_inode; 774 struct inode *inode = file->f_dentry->d_inode;
775 struct fuse_conn *fc = get_fuse_conn(inode); 775 struct fuse_conn *fc = get_fuse_conn(inode);
776 struct fuse_req *req = fuse_get_request(fc); 776 struct fuse_req *req;
777
778 if (is_bad_inode(inode))
779 return -EIO;
780
781 req = fuse_get_request(fc);
777 if (!req) 782 if (!req)
778 return -EINTR; 783 return -EINTR;
779 784
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 18aafa6c9af4..c989f0e9456b 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -163,6 +163,9 @@ static int fuse_flush(struct file *file)
163 struct fuse_flush_in inarg; 163 struct fuse_flush_in inarg;
164 int err; 164 int err;
165 165
166 if (is_bad_inode(inode))
167 return -EIO;
168
166 if (fc->no_flush) 169 if (fc->no_flush)
167 return 0; 170 return 0;
168 171
@@ -199,6 +202,9 @@ int fuse_fsync_common(struct file *file, struct dentry *de, int datasync,
199 struct fuse_fsync_in inarg; 202 struct fuse_fsync_in inarg;
200 int err; 203 int err;
201 204
205 if (is_bad_inode(inode))
206 return -EIO;
207
202 if ((!isdir && fc->no_fsync) || (isdir && fc->no_fsyncdir)) 208 if ((!isdir && fc->no_fsync) || (isdir && fc->no_fsyncdir))
203 return 0; 209 return 0;
204 210
@@ -272,8 +278,15 @@ static int fuse_readpage(struct file *file, struct page *page)
272{ 278{
273 struct inode *inode = page->mapping->host; 279 struct inode *inode = page->mapping->host;
274 struct fuse_conn *fc = get_fuse_conn(inode); 280 struct fuse_conn *fc = get_fuse_conn(inode);
275 struct fuse_req *req = fuse_get_request(fc); 281 struct fuse_req *req;
276 int err = -EINTR; 282 int err;
283
284 err = -EIO;
285 if (is_bad_inode(inode))
286 goto out;
287
288 err = -EINTR;
289 req = fuse_get_request(fc);
277 if (!req) 290 if (!req)
278 goto out; 291 goto out;
279 292
@@ -344,6 +357,10 @@ static int fuse_readpages(struct file *file, struct address_space *mapping,
344 struct fuse_conn *fc = get_fuse_conn(inode); 357 struct fuse_conn *fc = get_fuse_conn(inode);
345 struct fuse_readpages_data data; 358 struct fuse_readpages_data data;
346 int err; 359 int err;
360
361 if (is_bad_inode(inode))
362 return -EIO;
363
347 data.file = file; 364 data.file = file;
348 data.inode = inode; 365 data.inode = inode;
349 data.req = fuse_get_request(fc); 366 data.req = fuse_get_request(fc);
@@ -402,7 +419,12 @@ static int fuse_commit_write(struct file *file, struct page *page,
402 struct inode *inode = page->mapping->host; 419 struct inode *inode = page->mapping->host;
403 struct fuse_conn *fc = get_fuse_conn(inode); 420 struct fuse_conn *fc = get_fuse_conn(inode);
404 loff_t pos = page_offset(page) + offset; 421 loff_t pos = page_offset(page) + offset;
405 struct fuse_req *req = fuse_get_request(fc); 422 struct fuse_req *req;
423
424 if (is_bad_inode(inode))
425 return -EIO;
426
427 req = fuse_get_request(fc);
406 if (!req) 428 if (!req)
407 return -EINTR; 429 return -EINTR;
408 430
@@ -474,7 +496,12 @@ static ssize_t fuse_direct_io(struct file *file, const char __user *buf,
474 size_t nmax = write ? fc->max_write : fc->max_read; 496 size_t nmax = write ? fc->max_write : fc->max_read;
475 loff_t pos = *ppos; 497 loff_t pos = *ppos;
476 ssize_t res = 0; 498 ssize_t res = 0;
477 struct fuse_req *req = fuse_get_request(fc); 499 struct fuse_req *req;
500
501 if (is_bad_inode(inode))
502 return -EIO;
503
504 req = fuse_get_request(fc);
478 if (!req) 505 if (!req)
479 return -EINTR; 506 return -EINTR;
480 507