[PATCH 3/3] arm/xen: Adjust one function call together with a variable assignment

From: SF Markus Elfring
Date: Sun Jun 04 2017 - 17:08:14 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sun, 4 Jun 2017 21:21:20 +0200

The script "checkpatch.pl" pointed information out like the following.

ERROR: do not use assignment in if condition

Thus fix the affected source code place.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
arch/arm/xen/p2m.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c
index f5f74ac637b9..e71eefa2e427 100644
--- a/arch/arm/xen/p2m.c
+++ b/arch/arm/xen/p2m.c
@@ -153,7 +153,8 @@ bool __set_phys_to_machine_multi(unsigned long pfn,
p2m_entry->mfn = mfn;

write_lock_irqsave(&p2m_lock, irqflags);
- if ((rc = xen_add_phys_to_mach_entry(p2m_entry)) < 0) {
+ rc = xen_add_phys_to_mach_entry(p2m_entry);
+ if (rc < 0) {
write_unlock_irqrestore(&p2m_lock, irqflags);
return false;
}
--
2.13.0