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-rw-r--r--udev/lib/libudev-util.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/udev/lib/libudev-util.c b/udev/lib/libudev-util.c
index 0ff121d774..6586d1c825 100644
--- a/udev/lib/libudev-util.c
+++ b/udev/lib/libudev-util.c
@@ -114,7 +114,6 @@ size_t util_path_encode(char *s, size_t len)
char t[(len * 3)+1];
size_t i, j;
- t[0] = '\0';
for (i = 0, j = 0; s[i] != '\0'; i++) {
if (s[i] == '/') {
memcpy(&t[j], "\\x2f", 4);
@@ -127,8 +126,11 @@ size_t util_path_encode(char *s, size_t len)
j++;
}
}
- t[j] = '\0';
- strncpy(s, t, len);
+ if (len == 0)
+ return j;
+ i = (j < len - 1) ? j : len - 1;
+ memcpy(s, t, i);
+ s[i] = '\0';
return j;
}