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author | Joe Lawrence <joe.lawrence@redhat.com> | 2017-10-02 11:56:48 -0400 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2017-10-11 15:38:46 +0200 |
commit | ef8daf8eeb5b8ab6bc356656163d19f20fb827ed (patch) | |
tree | 2ae9e01115e5aa8adfe4aa3870e0cf0c156d419f /drivers/video | |
parent | dcba71086e0d1abf4f00cd381530b11d0db7fa1d (diff) | |
download | linux-ef8daf8eeb5b8ab6bc356656163d19f20fb827ed.tar.bz2 |
livepatch: unpatch all klp_objects if klp_module_coming fails
When an incoming module is considered for livepatching by
klp_module_coming(), it iterates over multiple patches and multiple
kernel objects in this order:
list_for_each_entry(patch, &klp_patches, list) {
klp_for_each_object(patch, obj) {
which means that if one of the kernel objects fails to patch,
klp_module_coming()'s error path needs to unpatch and cleanup any kernel
objects that were already patched by a previous patch.
Reported-by: Miroslav Benes <mbenes@suse.cz>
Suggested-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Joe Lawrence <joe.lawrence@redhat.com>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/video')
0 files changed, 0 insertions, 0 deletions