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-rw-r--r--mysql-test/r/repair.result38
-rw-r--r--mysql-test/t/repair.test38
-rw-r--r--storage/myisam/sort.c8
3 files changed, 82 insertions, 2 deletions
diff --git a/mysql-test/r/repair.result b/mysql-test/r/repair.result
index c93291be836..e77d5c6bc92 100644
--- a/mysql-test/r/repair.result
+++ b/mysql-test/r/repair.result
@@ -58,3 +58,41 @@ REPAIR TABLE tt1 USE_FRM;
Table Op Msg_type Msg_text
tt1 repair error Cannot repair temporary table from .frm file
DROP TABLE tt1;
+CREATE TABLE t1(a INT);
+USE mysql;
+REPAIR TABLE test.t1 USE_FRM;
+Table Op Msg_type Msg_text
+test.t1 repair status OK
+USE test;
+DROP TABLE t1;
+CREATE TABLE t1(a CHAR(255), KEY(a));
+SET myisam_sort_buffer_size=4096;
+INSERT INTO t1 VALUES
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0');
+Warnings:
+Error 1034 sort_buffer_size is to small
+Error 1034 Number of rows changed from 0 to 157
+SET myisam_repair_threads=2;
+REPAIR TABLE t1;
+Table Op Msg_type Msg_text
+test.t1 repair error sort_buffer_size is to small
+test.t1 repair warning Number of rows changed from 0 to 157
+test.t1 repair status OK
+SET myisam_repair_threads=@@global.myisam_repair_threads;
+SET myisam_sort_buffer_size=@@global.myisam_sort_buffer_size;
+DROP TABLE t1;
diff --git a/mysql-test/t/repair.test b/mysql-test/t/repair.test
index 854ab712c2a..6ef21cde465 100644
--- a/mysql-test/t/repair.test
+++ b/mysql-test/t/repair.test
@@ -45,6 +45,44 @@ SHOW INDEX FROM t1;
SET myisam_repair_threads=@@global.myisam_repair_threads;
DROP TABLE t1;
+#
+# BUG#22562 - REPAIR TABLE .. USE_FRM causes server crash on Windows and
+# server hangs on Linux
+#
+CREATE TABLE t1(a INT);
+USE mysql;
+REPAIR TABLE test.t1 USE_FRM;
+USE test;
+DROP TABLE t1;
+
+#
+# BUG#23175 - MYISAM crash/repair failed during repair
+#
+CREATE TABLE t1(a CHAR(255), KEY(a));
+SET myisam_sort_buffer_size=4096;
+INSERT INTO t1 VALUES
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
+('0'),('0'),('0'),('0'),('0'),('0'),('0');
+SET myisam_repair_threads=2;
+REPAIR TABLE t1;
+SET myisam_repair_threads=@@global.myisam_repair_threads;
+SET myisam_sort_buffer_size=@@global.myisam_sort_buffer_size;
+DROP TABLE t1;
+
# End of 4.1 tests
# End of 5.0 tests
diff --git a/storage/myisam/sort.c b/storage/myisam/sort.c
index 37eb1b5bde5..bdbfa91ced4 100644
--- a/storage/myisam/sort.c
+++ b/storage/myisam/sort.c
@@ -148,7 +148,8 @@ int _create_index_by_sort(MI_SORT_PARAM *info,my_bool no_messages,
skr=maxbuffer;
if (memavl < sizeof(BUFFPEK)*(uint) maxbuffer ||
(keys=(memavl-sizeof(BUFFPEK)*(uint) maxbuffer)/
- (sort_length+sizeof(char*))) <= 1)
+ (sort_length+sizeof(char*))) <= 1 ||
+ keys < (uint) maxbuffer)
{
mi_check_print_error(info->sort_info->param,
"sort_buffer_size is to small");
@@ -363,7 +364,8 @@ pthread_handler_t thr_find_all_keys(void *arg)
skr=maxbuffer;
if (memavl < sizeof(BUFFPEK)*maxbuffer ||
(keys=(memavl-sizeof(BUFFPEK)*maxbuffer)/
- (sort_length+sizeof(char*))) <= 1)
+ (sort_length+sizeof(char*))) <= 1 ||
+ keys < (uint) maxbuffer)
{
mi_check_print_error(sort_param->sort_info->param,
"sort_buffer_size is to small");
@@ -501,6 +503,8 @@ int thr_write_keys(MI_SORT_PARAM *sort_param)
if (!sinfo->sort_keys)
{
got_error=1;
+ my_free(mi_get_rec_buff_ptr(info, sinfo->rec_buff),
+ MYF(MY_ALLOW_ZERO_PTR));
continue;
}
if (!got_error)