From: Karel Zak <kzak@redhat.com>
Date: Tue, 3 Mar 2009 14:31:39 +0000 (+0100)
Subject: simmpleinit: fix gcc warning (buffer size in read())
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e682ce7d6186b8e8aa55f584bff10b25fcb2ef3e;p=util-linux

simmpleinit: fix gcc warning (buffer size in read())

simpleinit.c:846:
/usr/include/bits/unistd.h:43  warning: call to ‘__read_chk_warn’
declared with attribute warning: read called with bigger length than
size of the destination buffer

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/login-utils/simpleinit.c b/login-utils/simpleinit.c
index 962d549b..cc844c90 100644
--- a/login-utils/simpleinit.c
+++ b/login-utils/simpleinit.c
@@ -843,7 +843,7 @@ static pid_t mywait (int *status)
     }
     do_longjmp = 1;  /*  After this, SIGCHLD will cause a jump backwards  */
     sigprocmask (SIG_UNBLOCK, &ss, NULL);
-    read (initctl_fd, buffer, COMMAND_SIZE);
+    read (initctl_fd, buffer, sizeof(buffer));
     do_longjmp = 0;
     process_command (command);
     return 0;