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fix for possible out-of-bounds memory access in repl

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Lewis Van Winkle
2021-05-23 18:31:24 -05:00
parent 61af1dd24c
commit 6b9b7275e5
1 changed files with 4 additions and 0 deletions
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4
repl.c
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@@ -19,6 +19,10 @@ static char *readline(const char *prompt) {
} }
size_t len = strlen(line); size_t len = strlen(line);
if (len < 1)
return NULL;
if (line[len - 1] == '\n') { if (line[len - 1] == '\n') {
line[len - 1] = '\0'; line[len - 1] = '\0';
len -= 1; len -= 1;