kmod: split call to call_usermodehelper_fns()
Use call_usermodehelper_setup() + call_usermodehelper_exec() instead of calling call_usermodehelper_fns(). In case the latter returns -ENOMEM the cleanup function may had not been called - in this case we would not free argv and module_name. Signed-off-by: NLucas De Marchi <lucas.demarchi@profusion.mobi> Cc: Oleg Nesterov <oleg@redhat.com> Cc: David Howells <dhowells@redhat.com> Cc: James Morris <james.l.morris@oracle.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Tejun Heo <tj@kernel.org> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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