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Fix a potential memory leak following OOM in the decimal extension.

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FossilOrigin-Name: 5127f7376776e6220eb8f83a30aa6b823c23ae0ac76e7ae41b33ca4e03ce236a
This commit is contained in:
drh
2021-05-03 13:24:30 +00:00
parent 736d11ed21
commit e103a8de2d
3 changed files with 12 additions and 11 deletions
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9
ext/misc/decimal.c
View File

@ -459,10 +459,11 @@ static void decimalSubFunc(
Decimal *pA = decimal_new(context, argv[0], 0, 0);
Decimal *pB = decimal_new(context, argv[1], 0, 0);
UNUSED_PARAMETER(argc);
if( pB==0 ) return;
pB->sign = !pB->sign;
decimal_add(pA, pB);
decimal_result(context, pA);
if( pB ){
pB->sign = !pB->sign;
decimal_add(pA, pB);
decimal_result(context, pA);
}
decimal_free(pA);
decimal_free(pB);
}

12
manifest
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@ -1,5 +1,5 @@
C Back\sout\sthe\sNEVER()\sinserted\sby\s[c7309ed3c7588c7e]\sbecause\sit\sis\sreachable\nafter\sall.\s\sdbsqlfuzz\sbc17a306a09329bba0ecc61547077f6178bcf321
D 2021-05-01T12:09:36.227
C Fix\sa\spotential\smemory\sleak\sfollowing\sOOM\sin\sthe\sdecimal\sextension.
D 2021-05-03T13:24:30.571
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -298,7 +298,7 @@ F ext/misc/compress.c 3354c77a7c8e86e07d849916000cdac451ed96500bfb5bd83b20eb61ee
F ext/misc/csv.c 53b3338d4fa812eda51a2637df30233a4dae16b964ee5666e2051b9672ed8bb4
F ext/misc/dbdata.c e316fba936571584e55abd5b974a32a191727a6b746053a0c9d439bd2cf93940
F ext/misc/dbdump.c b8592f6f2da292c62991a13864a60d6c573c47a9cc58362131b9e6a64f823e01
F ext/misc/decimal.c 3ddbf8162015be4d5ec2395dee4538f1e638bb517174bb148274b132df6e1d08
F ext/misc/decimal.c 09f967dcf4a1ee35a76309829308ec278d3648168733f4a1147820e11ebefd12
F ext/misc/eval.c 04bc9aada78c888394204b4ed996ab834b99726fb59603b0ee3ed6e049755dc1
F ext/misc/explain.c 0086fab288d4352ea638cf40ac382aad3b0dc5e845a1ea829a694c015fd970fe
F ext/misc/fileio.c 9b69e25da3b51d4a1d905a464ccb96709792ad627a742ba09215bc0d1447e7bd
@ -1914,7 +1914,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P ea221f3c8e243a5dc4952e510cbe396614a24876bacdc04fb1ebd4127c7ef0d9
R 535ef1a4883063d40f9ea8f73dfe6502
P 20a4f3f12cdd8823d53d91025fa41e284c9f629b1d049eb486ff8dc4a1736e1f
R d3b228fb1af524aaf61dfff58532a25f
U drh
Z 2e496444743ee98521dfd704a4523040
Z 1b25b3cedecdef3028c8a31df912f9dc

2
manifest.uuid
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@ -1 +1 @@
20a4f3f12cdd8823d53d91025fa41e284c9f629b1d049eb486ff8dc4a1736e1f
5127f7376776e6220eb8f83a30aa6b823c23ae0ac76e7ae41b33ca4e03ce236a