[tip:WIP.x86/alternatives 2/9] kernel/jump_label.c:387:10-11: WARNING: return of 0/1 in function 'jump_label_can_update_check' with return type bool

From: kbuild test robot
Date: Fri Apr 19 2019 - 20:28:41 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.x86/alternatives
head: 1f30946b1a01baf22df6faf74c0a1e602bb6cac7
commit: 41bef31d0abe29b5888b33b526cacc8a30795318 [2/9] jump_label: Add the jump_label_can_update_check() helper

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>



coccinelle warnings: (new ones prefixed by >>)

>> kernel/jump_label.c:387:10-11: WARNING: return of 0/1 in function 'jump_label_can_update_check' with return type bool

vim +/jump_label_can_update_check +387 kernel/jump_label.c

376
377 bool jump_label_can_update_check(struct jump_entry *entry, bool init)
378 {
379 /*
380 * An entry->code of 0 indicates an entry which has been
381 * disabled because it was in an init text area.
382 */
383 if (init || !jump_entry_is_init(entry)) {
384 if (!kernel_text_address(jump_entry_code(entry))) {
385 WARN_ONCE(1, "can't patch jump_label at %pS",
386 (void *)jump_entry_code(entry));
> 387 return 0;
388 }
389 return 1;
390 }
391 return 0;
392 }
393

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