mirror of
https://github.com/MariaDB/server.git
synced 2025-09-02 09:41:40 +03:00
IM port fixes: fix crash on startup, add more error checking, get rid of unnecessary code.
server-tools/instance-manager/commands.cc: fix memory leak server-tools/instance-manager/guardian.cc: don't check pthread_mutex_lock/unlock return value, as it never returns error if properly used (no self deadlocks) and initialized server-tools/instance-manager/guardian.h: prototype fixed server-tools/instance-manager/instance_map.cc: don't check pthread_mutex_lock/unlock status, as it never returns error if properly used (no self deadlocks) and initialized server-tools/instance-manager/instance_map.h: prototype fixed server-tools/instance-manager/listener.cc: initialize highest-numbered descriptor to 0 for select before setting it with max(n, sockets[i]), ifdef unix-specific code server-tools/instance-manager/manager.cc: remove commented stuff server-tools/instance-manager/options.cc: fix crash in load_defaults, which happened on all Unix systems due to const char *Options::config_file= NULL. Check return value for GetModuleFileName. Get rid of obscure default_config_file[FN_REFLEN]= "/etc/my.cnf"; which was never used
This commit is contained in:
@@ -471,6 +471,7 @@ int Show_instance_log::execute(struct st_net *net, ulong connection_id)
|
||||
int read_len;
|
||||
/* calculate buffer size */
|
||||
MY_STAT file_stat;
|
||||
Buffer read_buff;
|
||||
|
||||
/* my_fstat doesn't use the flag parameter */
|
||||
if (my_fstat(fd, &file_stat, MYF(0)))
|
||||
@@ -478,13 +479,16 @@ int Show_instance_log::execute(struct st_net *net, ulong connection_id)
|
||||
|
||||
buff_size= (size - offset);
|
||||
|
||||
read_buff.reserve(0, buff_size);
|
||||
|
||||
/* read in one chunk */
|
||||
read_len= my_seek(fd, file_stat.st_size - size, MY_SEEK_SET, MYF(0));
|
||||
|
||||
char *bf= (char*) malloc(sizeof(char)*buff_size);
|
||||
if ((read_len= my_read(fd, (byte*)bf, buff_size, MYF(0))) < 0)
|
||||
if ((read_len= my_read(fd, (byte*) read_buff.buffer,
|
||||
buff_size, MYF(0))) < 0)
|
||||
return ER_READ_FILE;
|
||||
store_to_protocol_packet(&send_buff, (char*) bf, &position, read_len);
|
||||
store_to_protocol_packet(&send_buff, read_buff.buffer,
|
||||
&position, read_len);
|
||||
close(fd);
|
||||
}
|
||||
else
|
||||
|
Reference in New Issue
Block a user