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authorHans Verkuil2018-05-14 08:53:39 -0400
committerMauro Carvalho Chehab2018-05-25 15:31:00 -0400
commitfd1857240df3a57eacc48cfe179d0406951d4f78 (patch)
tree2eca291465d411100bc98a2223100c34846ace7c
parentba17f7805f655b56a8b8ee8f8c106a2bda123c1e (diff)
media: s5p-mfc: fix two sparse warnings
media-git/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c: In function 'vidioc_querycap': media-git/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c:1317:2: warning: 'strncpy' output may be truncated copying 31 bytes from a string of length 31 [-Wstringop-truncation] strncpy(cap->card, dev->vfd_enc->name, sizeof(cap->card) - 1); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ media-git/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c: In function 'vidioc_querycap': media-git/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c:275:2: warning: 'strncpy' output may be truncated copying 31 bytes from a string of length 31 [-Wstringop-truncation] strncpy(cap->card, dev->vfd_dec->name, sizeof(cap->card) - 1); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_dec.c4
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_enc.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
index 5cf4d9921264..6a3cc4f86c5d 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
@@ -271,8 +271,8 @@ static int vidioc_querycap(struct file *file, void *priv,
{
struct s5p_mfc_dev *dev = video_drvdata(file);
- strncpy(cap->driver, S5P_MFC_NAME, sizeof(cap->driver) - 1);
- strncpy(cap->card, dev->vfd_dec->name, sizeof(cap->card) - 1);
+ strlcpy(cap->driver, S5P_MFC_NAME, sizeof(cap->driver));
+ strlcpy(cap->card, dev->vfd_dec->name, sizeof(cap->card));
snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
dev_name(&dev->plat_dev->dev));
/*
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
index 5c0462ca9993..570f391f2cfd 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
@@ -1313,8 +1313,8 @@ static int vidioc_querycap(struct file *file, void *priv,
{
struct s5p_mfc_dev *dev = video_drvdata(file);
- strncpy(cap->driver, S5P_MFC_NAME, sizeof(cap->driver) - 1);
- strncpy(cap->card, dev->vfd_enc->name, sizeof(cap->card) - 1);
+ strlcpy(cap->driver, S5P_MFC_NAME, sizeof(cap->driver));
+ strlcpy(cap->card, dev->vfd_enc->name, sizeof(cap->card));
snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
dev_name(&dev->plat_dev->dev));
/*