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Initialize buffer for retrieved path 

This avoids a warning on GCC 11.

Fixes #369
This commit is contained in:
Benny Baumann 2020-12-06 11:51:03 +01:00
parent 4c4ba9d949
commit 22f8f8000c
1 changed files with 2 additions and 1 deletions
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3
linux/LinuxProcessList.c
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@ -883,7 +883,7 @@ static void LinuxProcessList_readSecattrData(LinuxProcess* process, openat_arg_t
} }
static void LinuxProcessList_readCwd(LinuxProcess* process, openat_arg_t procFd) { static void LinuxProcessList_readCwd(LinuxProcess* process, openat_arg_t procFd) {
char pathBuffer[PATH_MAX + 1]; char pathBuffer[PATH_MAX + 1] = {0};
#if defined(HAVE_READLINKAT) && defined(HAVE_OPENAT) #if defined(HAVE_READLINKAT) && defined(HAVE_OPENAT)
ssize_t r = readlinkat(procFd, "cwd", pathBuffer, sizeof(pathBuffer) - 1); ssize_t r = readlinkat(procFd, "cwd", pathBuffer, sizeof(pathBuffer) - 1);
@ -892,6 +892,7 @@ static void LinuxProcessList_readCwd(LinuxProcess* process, openat_arg_t procFd)
xSnprintf(filename, sizeof(filename), "%s/cwd", procFd); xSnprintf(filename, sizeof(filename), "%s/cwd", procFd);
ssize_t r = readlink(filename, pathBuffer, sizeof(pathBuffer) - 1); ssize_t r = readlink(filename, pathBuffer, sizeof(pathBuffer) - 1);
#endif #endif
if (r < 0) { if (r < 0) {
free(process->cwd); free(process->cwd);
process->cwd = NULL; process->cwd = NULL;