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authorIlya Matveychikov <matvejchikov@gmail.com>2019-02-09 18:56:17 +0400
committerRich Felker <dalias@aerifal.cx>2019-04-06 09:38:49 -0400
commit77846800722914eeba170505c2e7f89e12a6beff (patch)
treebbc179471aecb36e4aa005003ddc434cfe7bcd3f
parente8e780af9865edbc0495aed326a736d013ef7168 (diff)
downloadmusl-77846800722914eeba170505c2e7f89e12a6beff.tar.gz
fix the use of syscall result in dl_mmap
-rw-r--r--ldso/dynlink.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ldso/dynlink.c b/ldso/dynlink.c
index 206427fe..7cb66db9 100644
--- a/ldso/dynlink.c
+++ b/ldso/dynlink.c
@@ -920,7 +920,7 @@ static void *dl_mmap(size_t n)
#else
p = (void *)__syscall(SYS_mmap, 0, n, prot, flags, -1, 0);
#endif
- return p == MAP_FAILED ? 0 : p;
+ return (unsigned long)p > -4096UL ? 0 : p;
}
static void makefuncdescs(struct dso *p)