1 files changed, 2 insertions, 1 deletions

diff --git a/util-linux/dmesg.c b/util-linux/dmesg.c
index 1adb0fc2f..90b327b4c 100644
--- a/util-linux/dmesg.c
+++ b/util-linux/dmesg.c
@@ -27,7 +27,8 @@ int dmesg_main(int argc, char **argv)
 
                 len = (flags & 2) ? xatoul_range(size, 2, INT_MAX) : 16384;
                 buf = xmalloc(len);
-                if (0 > (len = klogctl(3 + (flags & 1), buf, len)))
+                len = klogctl(3 + (flags & 1), buf, len);
+                if (len < 0)
                         bb_perror_msg_and_die("klogctl");
 
                 // Skip <#> at the start of lines, and make sure we end with a newline.