From 499ece9059a0698dd196e0a13e8963cd9bd06a89 Mon Sep 17 00:00:00 2001
From: Joachim Wiberg <troglobit@gmail.com>
Date: Sun, 17 Dec 2023 17:23:31 +0100
Subject: [PATCH] Check return value from sscanf(), found by Coverity Scan

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
---
 src/meminfo.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/meminfo.c b/src/meminfo.c
index 70cd266..bbd4de0 100644
--- a/src/meminfo.c
+++ b/src/meminfo.c
@@ -82,11 +82,13 @@ static void cb(uev_t *w, void *arg, int events)
 
 			if (!strncmp(buf, meminfo[i].str, len)) {
 				char *ptr = buf + len + 1;
+				uint32_t val;
 
 				while (isspace(*ptr))
 					ptr++;
 
-				sscanf(ptr, "%u kB", &meminfo[i].val);
+				if (sscanf(ptr, "%u kB", &val) == 1)
+					meminfo[i].val = val;
 			}
 		}
 	}