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-rw-r--r--cgit.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/cgit.c b/cgit.c
index fd341b8..b3a98c1 100644
--- a/cgit.c
+++ b/cgit.c
@@ -21,7 +21,7 @@ struct cgit_filter *new_filter(const char *cmd, int extra_args)
{
struct cgit_filter *f;
- if (!cmd)
+ if (!cmd || !cmd[0])
return NULL;
f = xmalloc(sizeof(struct cgit_filter));