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Merge pull request #507 from JL2210/null-pointer-fix-1

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Fix possible null pointer dereference
This commit is contained in:
Eldred Habert
2020-04-08 23:35:21 +02:00
committed by GitHub
parent 40f8e33e6c 5863cd10b8
commit 5ea8490e2b
1 changed files with 2 additions and 2 deletions
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4
src/asm/lexer.c
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@@ -254,7 +254,7 @@ YY_BUFFER_STATE yy_create_buffer(FILE *f)
else if (capacity == 0)
capacity = 1;
while (!feof(f)) {
do {
if (buf == NULL || size >= capacity) {
if (buf)
capacity *= 2;
@@ -273,7 +273,7 @@ YY_BUFFER_STATE yy_create_buffer(FILE *f)
fatalerror("%s: fread error", __func__);
size += read_count;
}
} while (!feof(f));
pBuffer->pBufferRealStart = buf;
pBuffer->pBufferStart = buf + SAFETYMARGIN;