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[readdir] constify ->actor

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Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Al Viro 2013-05-22 22:22:04 -04:00
commit ac6614b764
9 changed files with 57 additions and 68 deletions
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33
fs/readdir.c
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@ -109,15 +109,14 @@ SYSCALL_DEFINE3(old_readdir, unsigned int, fd,
{
int error;
struct fd f = fdget(fd);
struct readdir_callback buf;
struct readdir_callback buf = {
.ctx.actor = fillonedir,
.dirent = dirent
};
if (!f.file)
return -EBADF;
buf.ctx.actor = fillonedir;
buf.result = 0;
buf.dirent = dirent;
error = iterate_dir(f.file, &buf.ctx);
if (buf.result)
error = buf.result;
@ -195,7 +194,11 @@ SYSCALL_DEFINE3(getdents, unsigned int, fd,
{
struct fd f;
struct linux_dirent __user * lastdirent;
struct getdents_callback buf;
struct getdents_callback buf = {
.ctx.actor = filldir,
.count = count,
.current_dir = dirent
};
int error;
if (!access_ok(VERIFY_WRITE, dirent, count))
@ -205,12 +208,6 @@ SYSCALL_DEFINE3(getdents, unsigned int, fd,
if (!f.file)
return -EBADF;
buf.current_dir = dirent;
buf.previous = NULL;
buf.count = count;
buf.error = 0;
buf.ctx.actor = filldir;
error = iterate_dir(f.file, &buf.ctx);
if (error >= 0)
error = buf.error;
@ -277,7 +274,11 @@ SYSCALL_DEFINE3(getdents64, unsigned int, fd,
{
struct fd f;
struct linux_dirent64 __user * lastdirent;
struct getdents_callback64 buf;
struct getdents_callback64 buf = {
.ctx.actor = filldir64,
.count = count,
.current_dir = dirent
};
int error;
if (!access_ok(VERIFY_WRITE, dirent, count))
@ -287,12 +288,6 @@ SYSCALL_DEFINE3(getdents64, unsigned int, fd,
if (!f.file)
return -EBADF;
buf.current_dir = dirent;
buf.previous = NULL;
buf.count = count;
buf.error = 0;
buf.ctx.actor = filldir64;
error = iterate_dir(f.file, &buf.ctx);
if (error >= 0)
error = buf.error;