Bug-Id: CID 1254664
CC: libav-sta...@libav.org
---
libavdevice/xcbgrab.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavdevice/xcbgrab.c b/libavdevice/xcbgrab.c
index 9c78c64..e8186aa 100644
--- a/libavdevice/xcbgrab.c
+++ b/libavdevice/xcbgrab.c
@@ -595,10 +595,10 @@ static av_cold int xcbgrab_read_header(AVFormatContext *s)
int screen_num, ret;
const xcb_setup_t *setup;
- c->conn = xcb_connect(s->filename, &screen_num);
+ c->conn = xcb_connect(s->filename[0] ? s->filename : NULL, &screen_num);
if ((ret = xcb_connection_has_error(c->conn))) {
av_log(s, AV_LOG_ERROR, "Cannot open display %s, error %d.\n",
- s->filename ? s->filename : "default", ret);
+ s->filename[0] ? s->filename : "default", ret);
return AVERROR(EIO);
}
setup = xcb_get_setup(c->conn);
--
2.1.0
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