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Code

always unlink temporary file before creating new one

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This commit is contained in:
Kay Sievers 2007-06-25 16:03:11 +02:00
parent c51d06d3b7
commit 14c7994263
1 changed files with 2 additions and 0 deletions
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2
udev_node.c
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@ -63,6 +63,7 @@ int udev_node_mknod(struct udevice *udev, const char *file, dev_t devt, mode_t m
info("atomically replace '%s'", file);
strlcpy(file_tmp, file, sizeof(file_tmp));
strlcat(file_tmp, TMP_FILE_EXT, sizeof(file_tmp));
unlink(file_tmp);
selinux_setfscreatecon(file_tmp, udev->dev->kernel, mode);
retval = mknod(file_tmp, mode, devt);
selinux_resetfscreatecon();
@ -162,6 +163,7 @@ static int node_symlink(const char *node, const char *slink)
info("atomically replace '%s'", slink);
strlcpy(slink_tmp, slink, sizeof(slink_tmp));
strlcat(slink_tmp, TMP_FILE_EXT, sizeof(slink_tmp));
unlink(slink_tmp);
selinux_setfscreatecon(slink_tmp, NULL, S_IFLNK);
retval = symlink(target, slink_tmp);
selinux_resetfscreatecon();