If execute ./scripts/documentation-file-ref-check in a directory which is not a git tree, it will exit without a line break, fix it. Without this patch: [loongson@localhost linux-5.7-rc1]$ ./scripts/documentation-file-ref-check Warning: can't check if file exists, as this is not a git tree[loongson@localhost linux-5.7-rc1]$ With this patch: [loongson@localhost linux-5.7-rc1]$ ./scripts/documentation-file-ref-check Warning: can't check if file exists, as this is not a git tree [loongson@localhost linux-5.7-rc1]$ Signed-off-by: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> --- scripts/documentation-file-ref-check | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/scripts/documentation-file-ref-check b/scripts/documentation-file-ref-check index 9a8cc10..c71832b 100755 --- a/scripts/documentation-file-ref-check +++ b/scripts/documentation-file-ref-check @@ -25,7 +25,7 @@ my $fix = 0; my $warn = 0; if (! -d ".git") { - printf "Warning: can't check if file exists, as this is not a git tree"; + printf "Warning: can't check if file exists, as this is not a git tree\n"; exit 0; } -- 2.1.0