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| author | Rucha Deodhar <rucha.deodhar@mariadb.com> | 2022-03-01 16:14:36 +0530 |
|---|---|---|
| committer | Rucha Deodhar <rucha.deodhar@mariadb.com> | 2022-04-13 21:16:32 +0530 |
| commit | abe971219456b1f41923c06ff715fd4efeb02850 (patch) | |
| tree | 1661de489d87f8c6bbde19c4188bfe3906f02a62 /strings/json_lib.c | |
| parent | dfcbb30a92c2f1d33ceefb56a1d3fa13f8d0ce67 (diff) | |
| download | mariadb-git-abe971219456b1f41923c06ff715fd4efeb02850.tar.gz | |
MDEV-27972: Unexpected behavior with negative zero (-0) in
JSON Path
Analysis: When we have '-' followed by 0, then the state is
changed to JE_SYN, meaning syntax error.
Fix: Change the state to PS_INT instead, because we are
reading '0' next (integer) and it is not a syntax error.
Diffstat (limited to 'strings/json_lib.c')
| -rw-r--r-- | strings/json_lib.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/strings/json_lib.c b/strings/json_lib.c index 526a55b7179..602a57cc03b 100644 --- a/strings/json_lib.c +++ b/strings/json_lib.c @@ -1079,7 +1079,7 @@ static int json_path_transitions[N_PATH_STATES][N_PATH_CLASSES]= /* AWD */ { JE_EOS, JE_SYN, JE_SYN, JE_SYN, PS_PT, JE_SYN,JE_SYN, JE_SYN, JE_SYN, JE_SYN, JE_SYN, PS_AS, JE_SYN, JE_SYN, JE_SYN, JE_NOT_JSON_CHR, JE_BAD_CHR}, -/* NEG */ { JE_EOS, JE_SYN, JE_SYN, JE_SYN, JE_SYN, JE_SYN, JE_SYN,JE_SYN, +/* NEG */ { JE_EOS, JE_SYN, JE_SYN, JE_SYN, JE_SYN, JE_SYN, JE_SYN, PS_INT, PS_INT, JE_SYN, JE_SYN, JE_SYN, JE_SYN, JE_SYN, JE_SYN, JE_NOT_JSON_CHR, JE_BAD_CHR}, /* Z */ { JE_EOS, JE_SYN, JE_SYN, JE_SYN, PS_PT, JE_SYN,JE_SYN, JE_SYN, |