Fixes to Coverity defects.

This commit is contained in:
Markus Makela
2015-03-09 10:12:01 +02:00
parent 62fe3c95bb
commit f5d9c1e6df
3 changed files with 24 additions and 22 deletions

View File

@ -71,7 +71,7 @@ static void blr_log_header(logfile_id_t file, char *msg, uint8_t *ptr);
int
blr_file_init(ROUTER_INSTANCE *router)
{
char *ptr, path[1024], filename[1050];
char *ptr, path[1025], filename[1051];
int file_found, n = 1;
int root_len, i;
DIR *dirp;
@ -80,12 +80,12 @@ struct dirent *dp;
if (router->binlogdir == NULL)
{
strcpy(path, "/usr/local/skysql/MaxScale");
if ((ptr = getenv("MAXSCALE_HOME")) != NULL)
if ((ptr = getenv("MAXSCALE_HOME")) != NULL && strnlen(ptr,1025) < 1025)
{
strncpy(path, ptr,PATH_MAX);
}
strcat(path, "/");
strcat(path, router->service->name);
strncat(path, "/",1024);
strncat(path, router->service->name,1024);
if (access(path, R_OK) == -1)
mkdir(path, 0777);
@ -196,7 +196,7 @@ unsigned char magic[] = BINLOG_MAGIC;
fsync(fd);
close(router->binlog_fd);
spinlock_acquire(&router->binlog_lock);
strncpy(router->binlog_name, file,BINLOG_FNAMELEN+1);
strncpy(router->binlog_name, file,BINLOG_FNAMELEN);
router->binlog_position = 4; /* Initial position after the magic number */
spinlock_release(&router->binlog_lock);
router->binlog_fd = fd;
@ -230,7 +230,7 @@ int fd;
fsync(fd);
close(router->binlog_fd);
spinlock_acquire(&router->binlog_lock);
strncpy(router->binlog_name, file,BINLOG_FNAMELEN+1);
strncpy(router->binlog_name, file,BINLOG_FNAMELEN);
router->binlog_position = lseek(fd, 0L, SEEK_END);
spinlock_release(&router->binlog_lock);
router->binlog_fd = fd;
@ -290,7 +290,7 @@ blr_file_flush(ROUTER_INSTANCE *router)
BLFILE *
blr_open_binlog(ROUTER_INSTANCE *router, char *binlog)
{
char path[1024];
char path[1025];
BLFILE *file;
spinlock_acquire(&router->fileslock);
@ -315,9 +315,9 @@ BLFILE *file;
file->cache = 0;
spinlock_init(&file->lock);
strcpy(path, router->binlogdir);
strcat(path, "/");
strcat(path, binlog);
strncpy(path, router->binlogdir,1024);
strncat(path, "/",1024);
strncat(path, binlog,1024);
if ((file->fd = open(path, O_RDONLY, 0666)) == -1)
{
@ -630,7 +630,7 @@ struct stat statb;
void
blr_cache_response(ROUTER_INSTANCE *router, char *response, GWBUF *buf)
{
char path[4096], *ptr;
char path[4097], *ptr;
int fd;
strcpy(path, "/usr/local/skysql/MaxScale");