diff options
author | Gabriel Krisman Bertazi <krisman@collabora.co.uk> | 2017-11-15 17:36:57 -0200 |
---|---|---|
committer | Arkadiusz Hiler <arkadiusz.hiler@intel.com> | 2017-12-04 16:13:55 +0200 |
commit | 5763c89080e3abb3955092f895896c9ee408e9e1 (patch) | |
tree | ec2236fe516f80e3f9e891ce91432dee74d0969c /lib | |
parent | 5ab074fc1081c29fe3e9ccc53ce4cc43520faded (diff) |
lib/igt_kms: Fix off-by-one bug on skip of missing pipe
display->n_pipes is zero-indexed, so N returned in
igt_display_get_n_pipes is already not a valid pipe. This patch
prevents kms_ccs from going nuts when testing the first unexisting pipe.
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.co.uk>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Diffstat (limited to 'lib')
-rw-r--r-- | lib/igt_kms.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/igt_kms.c b/lib/igt_kms.c index 125ecb19..223dbe4c 100644 --- a/lib/igt_kms.c +++ b/lib/igt_kms.c @@ -1955,7 +1955,7 @@ void igt_display_require_output_on_pipe(igt_display_t *display, enum pipe pipe) { igt_output_t *output; - igt_skip_on_f(igt_display_get_n_pipes(display) < pipe, + igt_skip_on_f(pipe >= igt_display_get_n_pipes(display), "Pipe %s does not exist.\n", kmstest_pipe_name(pipe)); for_each_valid_output_on_pipe(display, pipe, output) |