summaryrefslogtreecommitdiff
path: root/miscutils
diff options
context:
space:
mode:
authorRob Landley2005-12-16 08:02:11 +0000
committerRob Landley2005-12-16 08:02:11 +0000
commit4b91b88fcb73e928415bda80090b98b2d3806ff1 (patch)
tree9adebb373ca5d8199ce96634dc960a4e50c7ad4b /miscutils
parent199501f2a00956265a5dba74ea01badab6c331ac (diff)
downloadbusybox-4b91b88fcb73e928415bda80090b98b2d3806ff1.zip
busybox-4b91b88fcb73e928415bda80090b98b2d3806ff1.tar.gz
Less would segfault if it had no tty. (Bug 600.)
Diffstat (limited to 'miscutils')
-rw-r--r--miscutils/less.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/miscutils/less.c b/miscutils/less.c
index 0b0dc0c..19051f6 100644
--- a/miscutils/less.c
+++ b/miscutils/less.c
@@ -239,6 +239,7 @@ static void data_readlines(void) {
if(inp == NULL)
inp = (inp_stdin) ? bb_xfopen(CURRENT_TTY, "r") : stdin;
+ if(inp == NULL) bb_perror_msg_and_die("no tty");
if (flags & FLAG_N)
add_linenumbers();