From: Johannes Schindelin <redacted>

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 <redacted>
---
 builtin/rebase.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/builtin/rebase.c b/builtin/rebase.c
index ba3a574e40..db6ca9bd7d 100644
--- a/builtin/rebase.c
+++ b/builtin/rebase.c

@@ -1203,7 +1203,7 @@ 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;
 	}
 

-- 
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