aboutsummaryrefslogtreecommitdiff
path: root/libbb/pw_encrypt.c
diff options
context:
space:
mode:
authorRostislav Skudnov <rostislav@tuxera.com>2017-02-01 18:35:13 +0000
committerDenys Vlasenko <vda.linux@googlemail.com>2017-02-04 23:10:22 +0100
commit8762512fdb088acefb9f3ea5f7b1e1bf2d336ff3 (patch)
tree309e04746b4bcb6f2ad645b29f7fcecfbff339e5 /libbb/pw_encrypt.c
parentc31b54fd81690b3df3898437f5865674d06e6577 (diff)
downloadbusybox-8762512fdb088acefb9f3ea5f7b1e1bf2d336ff3.tar.gz
Replace int -> uint to avoid signed integer overflow
An example of such an error (should be compiled with DEBUG_SANITIZE): runtime error: left shift of 1 by 31 places cannot be represented in type 'int' Signed-off-by: Rostislav Skudnov <rostislav@tuxera.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/pw_encrypt.c')
-rw-r--r--libbb/pw_encrypt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libbb/pw_encrypt.c b/libbb/pw_encrypt.c
index 4cdc2de76..fe06a8fe6 100644
--- a/libbb/pw_encrypt.c
+++ b/libbb/pw_encrypt.c
@@ -30,7 +30,7 @@ static int i64c(int i)
int FAST_FUNC crypt_make_salt(char *p, int cnt /*, int x */)
{
/* was: x += ... */
- int x = getpid() + monotonic_us();
+ unsigned x = getpid() + monotonic_us();
do {
/* x = (x*1664525 + 1013904223) % 2^32 generator is lame
* (low-order bit is not "random", etc...),