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Fingerprint: Safeguard against empty paths. 

Bug 21930029

Change-Id: I116f4ec333d25406ba811fec7331cbf9ff1a4027
Signed-off-by: Sasha Levitskiy <sanek@google.com>
This commit is contained in:
Sasha Levitskiy 2015-06-18 16:08:14 -07:00
parent 1cddc2092f
commit 99115b9148
1 changed files with 2 additions and 3 deletions
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5
fingerprintd/FingerprintDaemonProxy.cpp
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@ -160,8 +160,8 @@ uint64_t FingerprintDaemonProxy::getAuthenticatorId() {
int32_t FingerprintDaemonProxy::setActiveGroup(int32_t groupId, const uint8_t* path,
ssize_t pathlen) {
if (pathlen >= PATH_MAX) {
ALOGE("Path name is too long\n");
if (pathlen >= PATH_MAX || pathlen <= 0) {
ALOGE("Bad path length: %zd", pathlen);
return -1;
}
// Convert to null-terminated string
@ -170,7 +170,6 @@ int32_t FingerprintDaemonProxy::setActiveGroup(int32_t groupId, const uint8_t* p
path_name[pathlen] = '\0';
ALOG(LOG_VERBOSE, LOG_TAG, "setActiveGroup(%d, %s, %zu)", groupId, path_name, pathlen);
return mDevice->set_active_group(mDevice, groupId, path_name);
return -1;
}
int64_t FingerprintDaemonProxy::openHal() {