uatomic: fix warning about unused variable

[urcu.git] / compat_arch_x86.c

diff --git a/compat_arch_x86.c b/compat_arch_x86.c
index e882a4afe467f511832b4d4e662225b7fd41ca3a..714201b01b78d9efbfaa110c9e27dfbb6e2a5557 100644 (file)
--- a/compat_arch_x86.c
+++ b/compat_arch_x86.c
@@ -122,10 +122,11 @@ unsigned long _compat_uatomic_set(void *addr, unsigned long _new, int len)
                 * generate an illegal instruction. Cannot catch this with
                 * linker tricks when optimizations are disabled.
                 */
+               result = 0;
                __asm__ __volatile__("ud2");
        }
        mutex_lock_signal_restore(&compat_mutex, &mask);
-       return _new;
+       return result;
 }
 
 unsigned long _compat_uatomic_xchg(void *addr, unsigned long _new, int len)