7b470b3cde
Change-Id: I5821dc8a44f724e59cee65e356dfae4fbae04f76 Signed-off-by: LiFeng <lifeng68@huawei.com>
34 lines
970 B
Diff
34 lines
970 B
Diff
From b23823f7acf224be1c4e99dbc8959b7adb1bcc11 Mon Sep 17 00:00:00 2001
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From: liuhao <liuhao27@huawei.com>
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Date: Tue, 18 Jun 2019 23:16:09 +0800
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Subject: [PATCH 108/138] check calloc input valid
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check calloc input valid
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Signed-off-by: liuhao <liuhao27@huawei.com>
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Signed-off-by: LiFeng <lifeng68@huawei.com>
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---
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src/lxc/terminal.c | 5 ++++-
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1 file changed, 4 insertions(+), 1 deletion(-)
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diff --git a/src/lxc/terminal.c b/src/lxc/terminal.c
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index 778a0ab..6b117de 100644
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--- a/src/lxc/terminal.c
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+++ b/src/lxc/terminal.c
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@@ -444,8 +444,11 @@ static ssize_t lxc_logger_write(struct lxc_terminal *terminal, const char *type,
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parser_error err = NULL;
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struct parser_context ctx = { GEN_OPTIONS_SIMPLIFY | GEN_OPTIONS_NOT_VALIDATE_UTF8, stderr };
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+ if (bytes_read < 0 || bytes_read >= INT_MAX) {
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+ return -1;
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+ }
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msg = calloc(sizeof(logger_json_file), 1);
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- if (!msg) {
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+ if (msg == NULL) {
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return -errno;
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}
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msg->log = calloc(bytes_read, 1);
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--
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1.8.3.1
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