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| author | Ilya Matveychikov <matvejchikov@gmail.com> | 2019-02-09 18:56:17 +0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2019-04-06 09:38:49 -0400 |
| commit | 77846800722914eeba170505c2e7f89e12a6beff (patch) | |
| tree | bbc179471aecb36e4aa005003ddc434cfe7bcd3f | |
| parent | e8e780af9865edbc0495aed326a736d013ef7168 (diff) | |
| download | musl-77846800722914eeba170505c2e7f89e12a6beff.tar.gz musl-77846800722914eeba170505c2e7f89e12a6beff.tar.bz2 musl-77846800722914eeba170505c2e7f89e12a6beff.tar.xz musl-77846800722914eeba170505c2e7f89e12a6beff.zip | |
fix the use of syscall result in dl_mmap
| -rw-r--r-- | ldso/dynlink.c | 2 |
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) |