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serial: sandbox: use ssize_t to match os_read 

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Mike Frysinger 2011-10-26 00:21:01 +00:00 committed by Wolfgang Denk
parent 5778d54afc
commit ec8f0b9024
1 changed files with 1 additions and 1 deletions
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2
drivers/serial/sandbox.c
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@ -50,7 +50,7 @@ void serial_puts(const char *str)
int serial_getc(void) int serial_getc(void)
{ {
char buf; char buf;
int count; ssize_t count;
count = os_read(0, &buf, 1); count = os_read(0, &buf, 1);
return count == 1 ? buf : 0; return count == 1 ? buf : 0;