Unchecked strerror() with Invalid Errno

This commit is contained in:
2025-12-07 19:11:35 +01:00
parent d82c45057b
commit 4afc155230

View File

@ -60,7 +60,7 @@ int Shred::shredDrive(Drive *drive, int *ipSignalFd)
randomSrcFileDiscr = open(randomsrc, O_RDONLY | O_LARGEFILE);
if (randomSrcFileDiscr == -1)
{
std::string errorMsg(strerror(randomSrcFileDiscr));
std::string errorMsg(strerror(errno));
Logger::logThis()->error("Shred-Task: Open random source failed! " + errorMsg + " - Drive: " + drive->getSerial());
perror(randomsrc);
cleanup();
@ -71,7 +71,7 @@ int Shred::shredDrive(Drive *drive, int *ipSignalFd)
driveFileDiscr = open(cpDrivePath, O_RDWR | O_LARGEFILE);
if (driveFileDiscr == -1)
{
std::string errorMsg(strerror(driveFileDiscr));
std::string errorMsg(strerror(errno));
Logger::logThis()->error("Shred-Task: Open drive failed! " + errorMsg + " - Drive: " + drive->getSerial());
perror(cpDrivePath);
cleanup();
@ -82,7 +82,7 @@ int Shred::shredDrive(Drive *drive, int *ipSignalFd)
ssize_t readRet = read(randomSrcFileDiscr, ucKey, sizeof(ucKey));
if (readRet <= 0)
{
std::string errorMsg(strerror(readRet));
std::string errorMsg(strerror(errno));
Logger::logThis()->error("Shred-Task: Read random key failed! " + errorMsg + " - Drive: " + drive->getSerial());
perror(randomsrc);
cleanup();
@ -132,7 +132,7 @@ int Shred::shredDrive(Drive *drive, int *ipSignalFd)
if (iByteShredded <= 0)
{
std::string errorMsg(strerror(iByteShredded));
std::string errorMsg(strerror(errno));
Logger::logThis()->error("Shred-Task: Write to drive failed! " + errorMsg + " - Drive: " + drive->getSerial());
perror("unable to write random data");
cleanup();