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Date: Sun, 19 Oct 2014 00:19:23 +0200
From: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To: Tony Olech <tony.olech@...ndigitalsystems.com>,
Chris Ball <chris@...ntf.net>
Cc: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
Andi Kleen <ak@...ux.intel.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Dan Carpenter <dan.carpenter@...cle.com>,
Grant Likely <grant.likely@...aro.org>,
Ulf Hansson <ulf.hansson@...aro.org>,
linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org,
linux-usb@...r.kernel.org
Subject: [PATCH 5/5] mmc: host: vub300.c: Cleaning up missing null-terminate by switching from strncpy to strzcpy
Ensures that the string is null-terminate in connection with the
use of strncpy, by switching from strncpy to strzcpy.
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
drivers/mmc/host/vub300.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
index 4262296..191e649 100644
--- a/drivers/mmc/host/vub300.c
+++ b/drivers/mmc/host/vub300.c
@@ -515,7 +515,7 @@ static void new_system_port_status(struct vub300_mmc_host *vub300)
vub300->card_present = 1;
vub300->bus_width = 0;
if (disable_offload_processing)
- strncpy(vub300->vub_name, "EMPTY Processing Disabled",
+ strzcpy(vub300->vub_name, "EMPTY Processing Disabled",
sizeof(vub300->vub_name));
else
vub300->vub_name[0] = 0;
@@ -1222,7 +1222,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
dev_err(&vub300->udev->dev,
"corrupt offload pseudocode in firmware %s\n",
vub300->vub_name);
- strncpy(vub300->vub_name, "corrupt offload pseudocode",
+ strzcpy(vub300->vub_name, "corrupt offload pseudocode",
sizeof(vub300->vub_name));
return;
}
@@ -1250,7 +1250,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
xfer_buffer, xfer_length, HZ);
kfree(xfer_buffer);
if (retval < 0) {
- strncpy(vub300->vub_name,
+ strzcpy(vub300->vub_name,
"SDIO pseudocode download failed",
sizeof(vub300->vub_name));
return;
@@ -1260,7 +1260,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
"not enough memory for xfer buffer to send"
" INTERRUPT_PSEUDOCODE for %s %s\n", fw->data,
vub300->vub_name);
- strncpy(vub300->vub_name,
+ strzcpy(vub300->vub_name,
"SDIO interrupt pseudocode download failed",
sizeof(vub300->vub_name));
return;
@@ -1269,7 +1269,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
dev_err(&vub300->udev->dev,
"corrupt interrupt pseudocode in firmware %s %s\n",
fw->data, vub300->vub_name);
- strncpy(vub300->vub_name, "corrupt interrupt pseudocode",
+ strzcpy(vub300->vub_name, "corrupt interrupt pseudocode",
sizeof(vub300->vub_name));
return;
}
@@ -1297,7 +1297,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
xfer_buffer, xfer_length, HZ);
kfree(xfer_buffer);
if (retval < 0) {
- strncpy(vub300->vub_name,
+ strzcpy(vub300->vub_name,
"SDIO pseudocode download failed",
sizeof(vub300->vub_name));
return;
@@ -1307,7 +1307,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
"not enough memory for xfer buffer to send"
" TRANSFER_PSEUDOCODE for %s %s\n", fw->data,
vub300->vub_name);
- strncpy(vub300->vub_name,
+ strzcpy(vub300->vub_name,
"SDIO transfer pseudocode download failed",
sizeof(vub300->vub_name));
return;
@@ -1316,7 +1316,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
dev_err(&vub300->udev->dev,
"corrupt transfer pseudocode in firmware %s %s\n",
fw->data, vub300->vub_name);
- strncpy(vub300->vub_name, "corrupt transfer pseudocode",
+ strzcpy(vub300->vub_name, "corrupt transfer pseudocode",
sizeof(vub300->vub_name));
return;
}
@@ -1350,7 +1350,7 @@ static void __download_offload_pseudocode(struct vub300_mmc_host *vub300,
dev_err(&vub300->udev->dev,
"corrupt dynamic registers in firmware %s\n",
vub300->vub_name);
- strncpy(vub300->vub_name, "corrupt dynamic registers",
+ strzcpy(vub300->vub_name, "corrupt dynamic registers",
sizeof(vub300->vub_name));
return;
}
@@ -1380,11 +1380,11 @@ static void download_offload_pseudocode(struct vub300_mmc_host *vub300)
vub300->vub_name);
retval = request_firmware(&fw, vub300->vub_name, &card->dev);
if (retval < 0) {
- strncpy(vub300->vub_name, "vub_default.bin",
+ strzcpy(vub300->vub_name, "vub_default.bin",
sizeof(vub300->vub_name));
retval = request_firmware(&fw, vub300->vub_name, &card->dev);
if (retval < 0) {
- strncpy(vub300->vub_name,
+ strzcpy(vub300->vub_name,
"no SDIO offload firmware found",
sizeof(vub300->vub_name));
} else {
@@ -1766,7 +1766,7 @@ static void vub300_cmndwork_thread(struct work_struct *work)
* has been already downloaded to the VUB300 chip
*/
} else if (0 == vub300->mmc->card->sdio_funcs) {
- strncpy(vub300->vub_name, "SD memory device",
+ strzcpy(vub300->vub_name, "SD memory device",
sizeof(vub300->vub_name));
} else {
download_offload_pseudocode(vub300);
--
1.7.10.4
--
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