rebase: replace incorrect logical negation by correct bitwise one

In bff014dac7d9 (builtin rebase: support the `verbose` and `diffstat`
options, 2018-09-04), we added a line that wanted to remove the
`REBASE_DIFFSTAT` bit from the flags, but it used an incorrect negation.

Found by Coverity.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/rebase.c b/builtin/rebase.c
index b5c99ec10c200a5fccb293c0acadae80642f2808..58607a20192b51f60023e77e5b3d73793015f986 100644 (file)
--- a/builtin/rebase.c
+++ b/builtin/rebase.c
@@ -653,7 +653,7 @@ static int rebase_config(const char *var, const char *value, void *data)
                if (git_config_bool(var, value))
                        opts->flags |= REBASE_DIFFSTAT;
                else
-                       opts->flags &= !REBASE_DIFFSTAT;
+                       opts->flags &= ~REBASE_DIFFSTAT;
                return 0;
        }