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| author | Thiago Macieira <thiago.macieira@nokia.com> | 2011-02-06 17:51:34 (GMT) |
|---|---|---|
| committer | Thiago Macieira <thiago.macieira@nokia.com> | 2011-02-08 11:54:27 (GMT) |
| commit | 8d6ad569495d389b111ab8879117cc7832287fa8 (patch) | |
| tree | df508b392dbde31ef3dff13601cef825a7700164 /src/gui | |
| parent | c718d992865de7015df0173c816b257d72e13f24 (diff) | |
| download | Qt-8d6ad569495d389b111ab8879117cc7832287fa8.zip Qt-8d6ad569495d389b111ab8879117cc7832287fa8.tar.gz Qt-8d6ad569495d389b111ab8879117cc7832287fa8.tar.bz2 | |
Make sure we use at least 1024 bytes when calling getpwuid_r.
On some systems, sysconf may return -1 to indicate that there's no
such limit (limitless), so don't create a buffer of size -1.
Reviewed-by: Bradley T. Hughes
Diffstat (limited to 'src/gui')
| -rw-r--r-- | src/gui/kernel/qapplication_x11.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp index f28868c..8fef6fb 100644 --- a/src/gui/kernel/qapplication_x11.cpp +++ b/src/gui/kernel/qapplication_x11.cpp @@ -5657,7 +5657,7 @@ static void sm_performSaveYourself(QSessionManagerPrivate* smd) // tell the session manager about our user as well. struct passwd *entryPtr = 0; #if !defined(QT_NO_THREAD) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(Q_OS_OPENBSD) - QVarLengthArray<char, 1024> buf(sysconf(_SC_GETPW_R_SIZE_MAX)); + QVarLengthArray<char, 1024> buf(qMax<long>(sysconf(_SC_GETPW_R_SIZE_MAX), 1024L)); struct passwd entry; getpwuid_r(geteuid(), &entry, buf.data(), buf.size(), &entryPtr); #else |