log --pretty: do not accept bogus "--prettyshort"

... nor bogus "format.pretty = '=short'".  Both are syntax errors.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/pretty.c b/pretty.c
index 687293224c..8eb39e915e 100644
--- a/pretty.c
+++ b/pretty.c
@@ -28,8 +28,6 @@ void get_commit_format(const char *arg, struct rev_info *rev)
 		rev->commit_format = CMIT_FMT_DEFAULT;
 		return;
 	}
-	if (*arg == '=')
-		arg++;
 	if (!prefixcmp(arg, "format:") || !prefixcmp(arg, "tformat:")) {
 		const char *cp = strchr(arg, ':') + 1;
 		free(user_format);