fix: handle EINTR correctly in get_cpu_mask_from_sysfs

[lttng-ust.git] / src / common / smp.c

diff --git a/src/common/smp.c b/src/common/smp.c
index 36967ccc5df829f0160b1cd659544fa4fa65851f..10b9954a5880d29e6ce10a0dc7d4095fdfcd7e69 100644 (file)
--- a/src/common/smp.c
+++ b/src/common/smp.c
@@ -167,7 +167,7 @@ int get_cpu_mask_from_sysfs(char *buf, size_t max_bytes, const char *path)
 
                total_bytes_read += bytes_read;
                assert(total_bytes_read <= max_bytes);
-       } while (max_bytes > total_bytes_read && bytes_read > 0);
+       } while (max_bytes > total_bytes_read && bytes_read != 0);
 
        /*
         * Make sure the mask read is a null terminated string.