X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=probes%2Flttng-probe-user.c;h=d0b5cf297367ce3c209b69ecb491e969ec321270;hb=2a8b83a12300795c2f82ba19826e2eeaa5135030;hp=94ecf2f1cffb339d53d9c1dc4d62f58a13dc9ece;hpb=b93de86fedd7081ebc2a587c8fdefadceb33bc08;p=lttng-modules.git

diff --git a/probes/lttng-probe-user.c b/probes/lttng-probe-user.c
index 94ecf2f1..d0b5cf29 100644
--- a/probes/lttng-probe-user.c
+++ b/probes/lttng-probe-user.c
@@ -36,12 +36,12 @@ long lttng_strlen_user_inatomic(const char *addr)
 	pagefault_disable();
 	for (;;) {
 		char v;
-		long ret;
+		unsigned long ret;
 
 		ret = __copy_from_user_inatomic(&v,
 			(__force const char __user *)(addr),
 			sizeof(v));
-		if (unlikely(ret == -EFAULT))
+		if (unlikely(ret > 0))
 			break;
 		count++;
 		if (unlikely(!v))