34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
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From 73417f882ac907a182e1491ead2eecb7c5e559cc Mon Sep 17 00:00:00 2001
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From: zherczeg <zherczeg@6239d852-aaf2-0410-a92c-79f79f948069>
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Date: Fri, 24 Jan 2020 08:28:23 +0000
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Subject: [PATCH] The JIT stack should be freed when the low-level stack
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allocation fails.
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@1207 6239d852-aaf2-0410-a92c-79f79f948069
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Petr Písař: Ported to 10.34.
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---
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src/pcre2_jit_misc.c | 5 +++++
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diff --git a/src/pcre2_jit_misc.c b/src/pcre2_jit_misc.c
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index efdb055..36abdba 100644
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--- a/src/pcre2_jit_misc.c
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+++ b/src/pcre2_jit_misc.c
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@@ -145,6 +145,11 @@ maxsize = (maxsize + STACK_GROWTH_RATE - 1) & ~(STACK_GROWTH_RATE - 1);
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jit_stack = PRIV(memctl_malloc)(sizeof(pcre2_real_jit_stack), (pcre2_memctl *)gcontext);
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if (jit_stack == NULL) return NULL;
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jit_stack->stack = sljit_allocate_stack(startsize, maxsize, &jit_stack->memctl);
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+if (jit_stack->stack == NULL)
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+ {
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+ jit_stack->memctl.free(jit_stack, jit_stack->memctl.memory_data);
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+ return NULL;
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+ }
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return jit_stack;
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#endif
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--
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2.21.1
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