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add check to prevent seg fault because out of bounds access

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This commit is contained in:
Jonathan Wyss 2024-10-08 17:02:53 +02:00
parent 983734f7da
commit 5a42f353dd
1 changed files with 7 additions and 2 deletions
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9
config.c
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@ -33,9 +33,14 @@ int loadConfig(char *str_file, char **str_entry,char **host,int *intervall,int s
{ {
char *ptr_host = strrchr(temp_str,'=')+1;//Without = char *ptr_host = strrchr(temp_str,'=')+1;//Without =
ptr_host[strcspn(ptr_host,"\n")]=0; ptr_host[strcspn(ptr_host,"\n")]=0;
while(ptr_host[0]==' ') while(ptr_host[0]==' ') //Potential segfault??
{ {
ptr_host = ptr_host + 1; if(ptr_host < (temp_str + strlen(temp_str)))
{
ptr_host = ptr_host + 1;
}else{
break;
}
} }
*host = strdup(ptr_host); *host = strdup(ptr_host);
printf("my host is:%s\n",*host); printf("my host is:%s\n",*host);