[PATCH linux-next] um: Replace if (cond) BUG() with BUG_ON()

From: CGEL
Date: Fri Aug 27 2021 - 21:11:21 EST


From: Changcheng Deng <deng.changcheng@xxxxxxxxxx>

Fix the following coccinelle reports:

./arch/um/kernel/mem.c:89:2-5: WARNING: Use BUG_ON instead of if
condition followed by BUG.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Changcheng Deng <deng.changcheng@xxxxxxxxxx>
---
arch/um/kernel/mem.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c
index 8e636ce..1810e69 100644
--- a/arch/um/kernel/mem.c
+++ b/arch/um/kernel/mem.c
@@ -85,8 +85,7 @@ static void __init one_md_table_init(pud_t *pud)
__func__, PAGE_SIZE, PAGE_SIZE);

set_pud(pud, __pud(_KERNPG_TABLE + (unsigned long) __pa(pmd_table)));
- if (pmd_table != pmd_offset(pud, 0))
- BUG();
+ BUG_ON(pmd_table != pmd_offset(pud, 0));
#endif
}

--
1.8.3.1