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authorNick Foster <nick@nerdnetworks.org>2010-08-13 17:28:08 -0700
committerNick Foster <nick@nerdnetworks.org>2010-08-13 17:28:08 -0700
commitf626a4f21d7301e573bcb601f16bf6ba38352c34 (patch)
tree27f8d08cd53ad8ae3328ba404fbed9b1e014bf67 /firmware/microblaze/lib/hal_io.c
parentac899c005274ff974565c8ab5c125c51feed4d69 (diff)
downloaduhd-f626a4f21d7301e573bcb601f16bf6ba38352c34.tar.gz
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Fixed behavior when no GPS present.
Diffstat (limited to 'firmware/microblaze/lib/hal_io.c')
-rw-r--r--firmware/microblaze/lib/hal_io.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/firmware/microblaze/lib/hal_io.c b/firmware/microblaze/lib/hal_io.c
index a8654bce7..261c8cc2a 100644
--- a/firmware/microblaze/lib/hal_io.c
+++ b/firmware/microblaze/lib/hal_io.c
@@ -256,9 +256,9 @@ int
fngets_timeout(hal_uart_name_t u, char * const s, int len)
{
char *x = s;
- while(((*x=(char)hal_uart_getc_timeout(u)) != '\n') && ((x-s) < len)) x++;
+
+ while(((*x=(char)hal_uart_getc_timeout(u)) != '\n') && (*x != -1) && ((x-s) < len)) x++;
*x = 0;
- if(x==s) return 0;
return (x-s);
}