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livepatch: return -ENOMEM on ptr_id() allocation failure
Fixes the following smatch warning: lib/livepatch/test_klp_shadow_vars.c:47 ptr_id() warn: returning -1 instead of -ENOMEM is sloppy Signed-off-by: Joe Lawrence <joe.lawrence@redhat.com> Acked-by: Miroslav Benes <mbenes@suse.cz> Signed-off-by: Petr Mladek <pmladek@suse.com>
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@ -44,7 +44,7 @@ static int ptr_id(void *ptr)
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sp = kmalloc(sizeof(*sp), GFP_ATOMIC);
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if (!sp)
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return -1;
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return -ENOMEM;
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sp->ptr = ptr;
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sp->id = count++;
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