diff --git a/commands/crc.c b/commands/crc.c
index a0d3af6..df22941 100644
--- a/commands/crc.c
+++ b/commands/crc.c
@@ -48,7 +48,7 @@
 
 	if (start > 0) {
 		ret = lseek(fd, start, SEEK_SET);
-		if (ret < 0) {
+		if (ret == -1) {
 			perror("lseek");
 			goto out;
 		}
diff --git a/commands/mem.c b/commands/mem.c
index f32e5d8..080bfde 100644
--- a/commands/mem.c
+++ b/commands/mem.c
@@ -122,10 +122,10 @@
 		return fd;
 
 	ret = lseek(fd, pos, SEEK_SET);
-	if (ret < 0) {
+	if (ret == -1) {
 		perror("lseek");
 		close(fd);
-		return ret;
+		return -errno;
 	}
 
 	return fd;
diff --git a/fs/fs.c b/fs/fs.c
index e5ae6d5..9cda1d9 100644
--- a/fs/fs.c
+++ b/fs/fs.c
@@ -732,13 +732,13 @@
 		goto out;
 	}
 
-	ret = fsdrv->lseek(dev, f, pos);
+	return fsdrv->lseek(dev, f, pos);
 
 out:
 	if (ret)
 		errno = -ret;
 
-	return ret;
+	return -1;
 }
 EXPORT_SYMBOL(lseek);