[PATCH] filefrag: fix minor issues with 29758d2

[Eric Sandeen <sandeen@redhat.com>]

29758d2 filefrag: exit with error code if an error is hit

introduced a couple errors; in one case it missed returning
a value, and in the other used a test where it needed an
assignment.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
---

diff --git a/misc/filefrag.c b/misc/filefrag.c
index 37c4416..b2826ad 100644
--- a/misc/filefrag.c
+++ b/misc/filefrag.c
@@ -387,8 +387,9 @@ static int frag_report(const char *filename)
 	if (last_device != st.st_dev) {
 		if (fstatfs(fd, &fsinfo) < 0) {
 			close(fd);
+			rc = -errno;
 			perror("fstatfs");
-			return;
+			return rc;
 		}
 		if (verbose)
 			printf("Filesystem type is: %lx\n",
@@ -556,7 +557,7 @@ int main(int argc, char**argv)
 		int rc2 = frag_report(*cpp);
 
 		if (rc2 < 0 && rc == 0)
-			rc == rc2;
+			rc = rc2;
 	}
 
 	return rc;