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dm: hw: Replace sscanf with permitted string API

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Replace sscanf in device model hw directory

Tracked-On: #2079
Signed-off-by: Long Liu <long.liu@intel.com>
Reviewed-by: Shuo A Liu <shuo.a.liu@intel.com>
Reviewed-by: <yonghua.huang@intel.com>
Acked-by: Yu Wang <yu1.wang@intel.com>
This commit is contained in:
Long Liu
2018-12-12 08:05:10 +00:00
committed by wenlingz
parent 63b814e7e9
commit 5ab68eb97b
7 changed files with 56 additions and 17 deletions
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5
devicemodel/hw/pci/npk.c
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@@ -89,6 +89,7 @@
#include <fcntl.h>
#include <unistd.h>
#include <dirent.h>
#include <string.h>
#include "dm.h"
#include "vmmapi.h"
@@ -226,7 +227,9 @@ static int pci_npk_init(struct vmctx *ctx, struct pci_vdev *dev, char *opts)
/* traverse the driver folder, and try to find the NPK BDF# */
while ((dent = readdir(dir)) != NULL) {
if (sscanf(dent->d_name, "0000:%x:%x.%x", &b, &s, &f) != 3)
if (strncmp(dent->d_name, "0000:", 5) != 0 ||
parse_bdf((dent->d_name + 5),
&b, &s, &f, 10) != 0)
continue;
else
break;