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file->f_op is never NULL...

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Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Al Viro 2013-09-22 16:27:52 -04:00
commit 72c2d53192
29 changed files with 74 additions and 97 deletions
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3
fs/coda/dir.c
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@ -387,9 +387,6 @@ static int coda_readdir(struct file *coda_file, struct dir_context *ctx)
BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
host_file = cfi->cfi_container;
if (!host_file->f_op)
return -ENOTDIR;
if (host_file->f_op->iterate) {
struct inode *host_inode = file_inode(host_file);
mutex_lock(&host_inode->i_mutex);

6
fs/coda/file.c
View file

@ -36,7 +36,7 @@ coda_file_read(struct file *coda_file, char __user *buf, size_t count, loff_t *p
BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
host_file = cfi->cfi_container;
if (!host_file->f_op || !host_file->f_op->read)
if (!host_file->f_op->read)
return -EINVAL;
return host_file->f_op->read(host_file, buf, count, ppos);
@ -75,7 +75,7 @@ coda_file_write(struct file *coda_file, const char __user *buf, size_t count, lo
BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
host_file = cfi->cfi_container;
if (!host_file->f_op || !host_file->f_op->write)
if (!host_file->f_op->write)
return -EINVAL;
host_inode = file_inode(host_file);
@ -105,7 +105,7 @@ coda_file_mmap(struct file *coda_file, struct vm_area_struct *vma)
BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
host_file = cfi->cfi_container;
if (!host_file->f_op || !host_file->f_op->mmap)
if (!host_file->f_op->mmap)
return -ENODEV;
coda_inode = file_inode(coda_file);