Messages in this thread | | | Date | Wed, 16 Dec 2015 11:58:53 +0100 (CET) | From | Miroslav Benes <> | Subject | Re: [RFC PATCH v2 2/6] module: preserve Elf information for livepatch modules |
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On Mon, 30 Nov 2015, Jessica Yu wrote:
> @@ -3530,6 +3614,16 @@ static int load_module(struct load_info *info, const char __user *uargs, > if (err < 0) > goto bug_cleanup; > > + /* > + * Save sechdrs, indices, and other data from info > + * in order to patch to-be-loaded modules. > + * Do not call free_copy() for livepatch modules. > + */ > + if (mod->klp) > + err = copy_module_elf(mod, info); > + if (err < 0) > + goto bug_cleanup; > +
I think goto bug_cleanup is not sufficient. Just before this hunk sysfs is created. So in case of error here we should call mod_sysfs_teardown() or something before going to bug_cleanup. That is new error label is needed before bug_cleanup. Correct?
Miroslav
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