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-rw-r--r--arch/s390/lib/spinlock.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c
index 84c0faeaf7ea..30a7c8c29964 100644
--- a/arch/s390/lib/spinlock.c
+++ b/arch/s390/lib/spinlock.c
@@ -78,7 +78,7 @@ static inline int arch_load_niai4(int *lock)
ALTERNATIVE("", ".long 0xb2fa0040", 49) /* NIAI 4 */
" l %0,%1\n"
: "=d" (owner) : "Q" (*lock) : "memory");
- return owner;
+ return owner;
}
static inline int arch_cmpxchg_niai8(int *lock, int old, int new)
@@ -226,9 +226,10 @@ static inline void arch_spin_lock_classic(arch_spinlock_t *lp)
/* Try to get the lock if it is free. */
if (!owner) {
new = (old & _Q_TAIL_MASK) | lockval;
- if (arch_cmpxchg_niai8(&lp->lock, old, new))
+ if (arch_cmpxchg_niai8(&lp->lock, old, new)) {
/* Got the lock */
- return;
+ return;
+ }
continue;
}
if (count-- >= 0)