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Subject[PATCH 2/6] autofs4 - remove string terminator check
Date
Remove unnecessary string terminator check.

Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Jeff Moyer <jmoyer@redhat.com>

---

fs/autofs4/dev-ioctl.c | 20 --------------------
1 files changed, 0 insertions(+), 20 deletions(-)


diff --git a/fs/autofs4/dev-ioctl.c b/fs/autofs4/dev-ioctl.c
index 625abf5..304c1ff 100644
--- a/fs/autofs4/dev-ioctl.c
+++ b/fs/autofs4/dev-ioctl.c
@@ -51,18 +51,6 @@ static int check_name(const char *name)
}

/*
- * Check a string doesn't overrun the chunk of
- * memory we copied from user land.
- */
-static int invalid_str(char *str, void *end)
-{
- while ((void *) str <= end)
- if (!*str++)
- return 0;
- return -EINVAL;
-}
-
-/*
* Check that the user compiled against correct version of autofs
* misc device code.
*
@@ -143,14 +131,6 @@ static int validate_dev_ioctl(int cmd, struct autofs_dev_ioctl *param)
cmd);
goto out;
}
-
- err = invalid_str(param->path,
- (void *) ((size_t) param + param->size));
- if (err) {
- AUTOFS_WARN("invalid path supplied for cmd(0x%08x)",
- cmd);
- goto out;
- }
}

err = 0;


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