fix brk/sbrk behavior to match the real legacy functions

[musl] / src / linux / brk.c

diff --git a/src/linux/brk.c b/src/linux/brk.c
index 9f63c5a..d91ee5a 100644 (file)
--- a/src/linux/brk.c
+++ b/src/linux/brk.c
@@ -2,5 +2,5 @@
 
 int brk(void *end)
 {
 
 int brk(void *end)
 {

-       return -(syscall(SYS_brk, end) == -1);
+       return -(syscall(SYS_brk, end) != (unsigned long)end);

 }
 }