maint: check return of split_cmdline to avoid bad config strings

[git.git] / git.c

diff --git a/git.c b/git.c
index fdb0f71019a02e310e15734193c7556860956115..5582c515ac04609a338de1d2d5e510e7e7c4914d 100644 (file)
--- a/git.c
+++ b/git.c
@@ -162,6 +162,8 @@ static int handle_alias(int *argcp, const char ***argv)
                            alias_string + 1, alias_command);
                }
                count = split_cmdline(alias_string, &new_argv);
+               if (count < 0)
+                       die("Bad alias.%s string", alias_command);
                option_count = handle_options(&new_argv, &count, &envchanged);
                if (envchanged)
                        die("alias '%s' changes environment variables\n"