From f8318d1b0d873ea4b4b78d2d5a71cf52932e4762 Mon Sep 17 00:00:00 2001 From: Paul Fertser Date: Sun, 17 Aug 2014 12:19:47 +0400 Subject: [PATCH] target/adi_v5_swd: fix segfault when calling jtag_to_swd When SWD mode is not supported by the target adapter, the call should return an error instead of segfaulting. Change-Id: I1626097deb93ecfbe78a6e82d812c7a673dbbde5 Signed-off-by: Paul Fertser Reviewed-on: http://openocd.zylin.com/2256 Tested-by: jenkins --- src/target/adi_v5_swd.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/target/adi_v5_swd.c b/src/target/adi_v5_swd.c index f8d3650e..6e322fb4 100644 --- a/src/target/adi_v5_swd.c +++ b/src/target/adi_v5_swd.c @@ -253,6 +253,11 @@ int dap_to_swd(struct target *target) struct arm *arm = target_to_arm(target); int retval; + if (!arm->dap) { + LOG_ERROR("SWD mode is not available"); + return ERROR_FAIL; + } + LOG_DEBUG("Enter SWD mode"); /* REVISIT it's ugly to need to make calls to a "jtag" -- 2.39.5