linux-kernel - [PATCH] lib: fix bugon.cocci warnings

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Message-ID: <alpine.DEB.2.22.394.2107061049150.7197@hadrien>
Date:   Tue, 6 Jul 2021 10:51:38 +0200 (CEST)
From:   Julia Lawall <julia.lawall@...ia.fr>
To:     Julian Braha <julianbraha@...il.com>
cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>,
        linux-kernel@...r.kernel.org, kbuild-all@...ts.01.org
Subject: [PATCH] lib: fix bugon.cocci warnings

From: kernel test robot <lkp@...el.com>

Use BUG_ON instead of a if condition followed by BUG.

Generated by: scripts/coccinelle/misc/bugon.cocci

Fixes: 7d37cb2c912d ("lib: fix kconfig dependency on ARCH_WANT_FRAME_POINTERS")
CC: Julian Braha <julianbraha@...il.com>
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: kernel test robot <lkp@...el.com>
Signed-off-by: Julia Lawall <julia.lawall@...ia.fr>

---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   a180bd1d7e16173d965b263c5a536aa40afa2a2a
commit: 7d37cb2c912dc5c25ffac784a4f9b98c06c6bd08 lib: fix kconfig dependency on ARCH_WANT_FRAME_POINTERS
:::::: branch date: 21 hours ago
:::::: commit date: 3 months ago

 kprobes.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/arch/csky/kernel/probes/kprobes.c
+++ b/arch/csky/kernel/probes/kprobes.c
@@ -283,8 +283,7 @@ int __kprobes kprobe_fault_handler(struc
 		 * normal page fault.
 		 */
 		regs->pc = (unsigned long) cur->addr;
-		if (!instruction_pointer(regs))
-			BUG();
+		BUG_ON(!instruction_pointer(regs));

 		if (kcb->kprobe_status == KPROBE_REENTER)
 			restore_previous_kprobe(kcb);