From db176529529c142333f668f2c1334753f7f406bf Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Wed, 9 Nov 2005 00:04:15 +0000 Subject: Include checks for mmap() returning NULL --- tools/csr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'tools/csr.c') diff --git a/tools/csr.c b/tools/csr.c index 698122dc..3f671740 100644 --- a/tools/csr.c +++ b/tools/csr.c @@ -2697,7 +2697,7 @@ int psr_read(const char *filename) } map = mmap(0, st.st_size, PROT_READ, MAP_SHARED, fd, 0); - if (map == MAP_FAILED) { + if (!map || map == MAP_FAILED) { err = -errno; goto close; } -- cgit