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drm/i915/bios: fix format string of the VBT signature logging

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Specify the maximum number of letters to print from the potentially
unterminated buffer, not the minimum. While at it, use sizeof instead of
a magic number.

Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1450271061-32646-2-git-send-email-jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2015-12-16 15:04:19 +02:00
parent e23ceb83e8
commit 3556dd4082
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i915/intel_bios.c
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@ -1326,8 +1326,8 @@ intel_bios_init(struct drm_device *dev)
bdb = get_bdb_header(vbt);
DRM_DEBUG_KMS("VBT signature \"%20s\", BDB version %d\n",
vbt->signature, bdb->version);
DRM_DEBUG_KMS("VBT signature \"%.*s\", BDB version %d\n",
(int)sizeof(vbt->signature), vbt->signature, bdb->version);
/* Grab useful general definitions */
parse_general_features(dev_priv, bdb);