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ipc: Fix potential segv 

Also increase intermediate ipc buffer size.
This commit is contained in:
Kim Woelders 2023-09-18 19:28:08 +02:00
parent de581414db
commit 41ae0ec99e
1 changed files with 4 additions and 2 deletions
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6
src/ipc.c
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@ -1,6 +1,6 @@
/*
* Copyright (C) 2000-2007 Carsten Haitzler, Geoff Harrison and various contributors
* Copyright (C) 2004-2022 Kim Woelders
* Copyright (C) 2004-2023 Kim Woelders
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
@ -80,7 +80,7 @@ IpcPrintGetBuffer(void)
void
IpcPrintf(const char *fmt, ...)
{
char tmp[FILEPATH_LEN_MAX];
char tmp[16384];
int len;
va_list args;
@ -89,6 +89,8 @@ IpcPrintf(const char *fmt, ...)
va_start(args, fmt);
len = Evsnprintf(tmp, sizeof(tmp), fmt, args);
if (len >= (int)sizeof(tmp))
len = sizeof(tmp) - 1;
va_end(args);
ipc_bufptr = EREALLOC(char, ipc_bufptr, ipc_bufsiz + len + 1);