From 7265665307ab991d0aa452e0b4590b3c1072d0a0 Mon Sep 17 00:00:00 2001 From: Yunfeng Ye Date: Sun, 22 Sep 2019 13:40:35 +0800 Subject: [PATCH 18/53] Checking return value of strdup() in collect_full_irq_list() strdup() may return NULL if memory allocation fail, checking the return value before reference. Signed-off-by: Yunfeng Ye --- procinterrupts.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/procinterrupts.c b/procinterrupts.c index 44c5c76..f3f57ad 100644 --- a/procinterrupts.c +++ b/procinterrupts.c @@ -189,6 +189,8 @@ GList* collect_full_irq_list() continue; savedline = strdup(line); + if (!savedline) + break; irq_name = strtok_r(savedline, " ", &savedptr); if (strstr(irq_name, "xen-dyn") != NULL) is_xen_dyn = 1; -- 2.23.0