fix regression in clock_gettime on 32-bit archs without vdso

commit 72f50245d018af0c31b38dec83c557a4e5dd1ea8 broke this by creating
a code path where r is uninitialized.

diff --git a/src/time/clock_gettime.c b/src/time/clock_gettime.c
index 63e9f9c8fa4b5d72b0eb29bd949387901450d190..3e1d0975b1226548375a8403c2fa4161e1021951 100644 (file)
--- a/src/time/clock_gettime.c
+++ b/src/time/clock_gettime.c
@@ -73,6 +73,7 @@ int __clock_gettime(clockid_t clk, struct timespec *ts)
 #endif
 
 #ifdef SYS_clock_gettime64
+       r = -ENOSYS;
        if (sizeof(time_t) > 4)
                r = __syscall(SYS_clock_gettime64, clk, ts);
        if (SYS_clock_gettime == SYS_clock_gettime64 || r!=-ENOSYS)