From 164bcb94bc821fcbac752e809b4ac7c6f15d13b5 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 18 Nov 2010 11:37:18 -0500 Subject: [PATCH] drm/radeon/kms: i2c s/sprintf/snprintf/g for safety As per advice from Jean Delvare. Signed-off-by: Alex Deucher Acked-by: Jean Delvare Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_i2c.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c index d263bd1a0d80..ded2a45bc95c 100644 --- a/drivers/gpu/drm/radeon/radeon_i2c.c +++ b/drivers/gpu/drm/radeon/radeon_i2c.c @@ -896,7 +896,8 @@ struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, ((rdev->family <= CHIP_RS480) || ((rdev->family >= CHIP_RV515) && (rdev->family <= CHIP_R580))))) { /* set the radeon hw i2c adapter */ - sprintf(i2c->adapter.name, "Radeon i2c hw bus %s", name); + snprintf(i2c->adapter.name, sizeof(i2c->adapter.name), + "Radeon i2c hw bus %s", name); i2c->adapter.algo = &radeon_i2c_algo; ret = i2c_add_adapter(&i2c->adapter); if (ret) { @@ -905,7 +906,8 @@ struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, } } else { /* set the radeon bit adapter */ - sprintf(i2c->adapter.name, "Radeon i2c bit bus %s", name); + snprintf(i2c->adapter.name, sizeof(i2c->adapter.name), + "Radeon i2c bit bus %s", name); i2c->adapter.algo_data = &i2c->algo.bit; i2c->algo.bit.pre_xfer = pre_xfer; i2c->algo.bit.post_xfer = post_xfer; @@ -946,7 +948,8 @@ struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev, i2c->rec = *rec; i2c->adapter.owner = THIS_MODULE; i2c->dev = dev; - sprintf(i2c->adapter.name, "Radeon aux bus %s", name); + snprintf(i2c->adapter.name, sizeof(i2c->adapter.name), + "Radeon aux bus %s", name); i2c_set_adapdata(&i2c->adapter, i2c); i2c->adapter.algo_data = &i2c->algo.dp; i2c->algo.dp.aux_ch = radeon_dp_i2c_aux_ch; -- GitLab