diff options
author | Petri Latvala <petri.latvala@intel.com> | 2019-03-07 13:24:25 +0200 |
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committer | Petri Latvala <petri.latvala@intel.com> | 2019-03-08 13:30:08 +0200 |
commit | 4c4f6eec28885190819999457ab0f168a89bf54a (patch) | |
tree | 72aad7d6f88fd4a71b8b2e8c242b1505bfd4eea9 | |
parent | d0e50033fd80abf5087804960ac66fb49d22de9d (diff) |
lib/debugfs: Ensure null-termination in igt_hpd_storm_detected
Read sizeof - 1 to buf so it stays null-terminated.
Signed-off-by: Petri Latvala <petri.latvala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
-rw-r--r-- | lib/igt_debugfs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/igt_debugfs.c b/lib/igt_debugfs.c index 640c78e9..b0e5cfa5 100644 --- a/lib/igt_debugfs.c +++ b/lib/igt_debugfs.c @@ -628,7 +628,7 @@ bool igt_hpd_storm_detected(int drm_fd) if (fd < 0) return false; - igt_assert_lt(0, read(fd, buf, sizeof(buf))); + igt_assert_lt(0, read(fd, buf, sizeof(buf) - 1)); igt_assert(start_loc = strstr(buf, "Detected: ")); igt_assert_eq(sscanf(start_loc, "Detected: %s\n", detected_str), 1); |