diff options
| -rw-r--r-- | libsysutils/src/NetlinkEvent.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libsysutils/src/NetlinkEvent.cpp b/libsysutils/src/NetlinkEvent.cpp index fef801ad0..79bc88853 100644 --- a/libsysutils/src/NetlinkEvent.cpp +++ b/libsysutils/src/NetlinkEvent.cpp @@ -561,10 +561,12 @@ bool NetlinkEvent::parseBinaryNetlinkMessage(char *buffer, int size) { static const char* has_prefix(const char* str, const char* end, const char* prefix, size_t prefixlen) { - if ((end-str) >= (ptrdiff_t)prefixlen && !memcmp(str, prefix, prefixlen)) + if ((end - str) >= (ptrdiff_t)prefixlen && + (prefixlen == 0 || !memcmp(str, prefix, prefixlen))) { return str + prefixlen; - else + } else { return NULL; + } } /* Same as strlen(x) for constant string literals ONLY */ |