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target: catch dap_lookup read error 

Issue found by clang-3.1

Change-Id: I2e922ec83117e75db5bec1e82edaa75a9e6e7464
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/778
Tested-by: jenkins
Reviewed-by: Freddie Chopin <freddie.chopin@gmail.com>
This commit is contained in:
Spencer Oliver 2012-08-13 12:32:27 +01:00 committed by Freddie Chopin
parent 640141eea3
commit 78f4f95648
1 changed files with 2 additions and 0 deletions
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2
src/target/arm_adi_v5.c
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@ -1265,6 +1265,8 @@ int dap_lookup_cs_component(struct adiv5_dap *dap, int ap,
retval = mem_ap_read_atomic_u32(dap,
(component_base & 0xfffff000) | 0xfcc,
&devtype);
if (retval != ERROR_OK)
return retval;
if ((devtype & 0xff) == type) {
*addr = component_base;
retval = ERROR_OK;