diff options
| author | Andreas Fritiofson <andreas.fritiofson@gmail.com> | 2013-07-10 19:22:42 +0200 |
|---|---|---|
| committer | Spencer Oliver <spen@spen-soft.co.uk> | 2013-08-01 10:31:14 +0000 |
| commit | 209e0beed384a5401158cd0c06add3590e0109dc (patch) | |
| tree | 2f4fabc5d863a64a5d0c2b9d1ffd00fe8ad6800d /src | |
| parent | c979a08144ddea266fbf626182b5a06ad90e9ea8 (diff) | |
mpsse: Add missing read buffer checks
These two unused functions added reads without checking for available
space.
Change-Id: I17dbbe9988b057e5a3a1768f405fc9d1027d1c01
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/1500
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
Diffstat (limited to 'src')
| -rw-r--r-- | src/jtag/drivers/mpsse.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/jtag/drivers/mpsse.c b/src/jtag/drivers/mpsse.c index 59927a0f..c5fd6d7f 100644 --- a/src/jtag/drivers/mpsse.c +++ b/src/jtag/drivers/mpsse.c @@ -602,7 +602,7 @@ void mpsse_read_data_bits_low_byte(struct mpsse_ctx *ctx, uint8_t *data) return; } - if (buffer_write_space(ctx) < 1) + if (buffer_write_space(ctx) < 1 || buffer_read_space(ctx) < 1) ctx->retval = mpsse_flush(ctx); buffer_write_byte(ctx, 0x81); @@ -618,7 +618,7 @@ void mpsse_read_data_bits_high_byte(struct mpsse_ctx *ctx, uint8_t *data) return; } - if (buffer_write_space(ctx) < 1) + if (buffer_write_space(ctx) < 1 || buffer_read_space(ctx) < 1) ctx->retval = mpsse_flush(ctx); buffer_write_byte(ctx, 0x83); |