tests: Fix syntax-check warning about grep -q

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/t-lib-helpers.sh b/tests/t-lib-helpers.sh
index 33151bb..a1d3c30 100644
--- a/tests/t-lib-helpers.sh
+++ b/tests/t-lib-helpers.sh
@@ -425,6 +425,6 @@ require_64bit_()
 # Ruturns 0 if the filesystem is available, otherwise skips the test
 require_filesystem_()
 {
-  grep -q $1 /proc/filesystems && return 0
+  grep $1 /proc/filesystems >/dev/null && return 0
   modprobe --quiet --dry-run $1 || skip_ "this test requires kernel support for $1"
 }