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[PATCH] get rid of leak in compat_execve()

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Even though copy_compat_strings() doesn't cache the pages,
copy_strings_kernel() and stuff indirectly called by e.g.
->load_binary() is doing that, so we need to drop the
cache contents in the end.

[found by WANG Cong <[email protected]>]

Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Al Viro 2008-05-10 16:38:25 -04:00
commit 08a6fac1c6
3 changed files with 11 additions and 6 deletions
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1
include/linux/binfmts.h
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@ -99,6 +99,7 @@ extern int copy_strings_kernel(int argc,char ** argv,struct linux_binprm *bprm);
extern void compute_creds(struct linux_binprm *binprm);
extern int do_coredump(long signr, int exit_code, struct pt_regs * regs);
extern int set_binfmt(struct linux_binfmt *new);
extern void free_bprm(struct linux_binprm *);
#endif /* __KERNEL__ */
#endif /* _LINUX_BINFMTS_H */