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bugfixes: numerous bugs in error propagation found by clang 

Change-Id: I784068325b422d1918e28c08544bc5a1332d712f
Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
Reviewed-on: http://openocd.zylin.com/130
Tested-by: jenkins
Reviewed-by: Øyvind Harboe <oyvindharboe@gmail.com>
__archive__
Øyvind Harboe 2011-10-27 23:51:50 +02:00 committed by Øyvind Harboe
parent 7e817839f3
commit 97806831e2
1 changed files with 20 additions and 14 deletions
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34
src/target/target.c
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@ -1863,11 +1863,9 @@ int target_write_u8(struct target *target, uint32_t address, uint8_t value)
COMMAND_HANDLER(handle_targets_command)
{
struct target *target = all_targets;
if (CMD_ARGC == 1)
{
target = get_target(CMD_ARGV[0]);
struct target *target = get_target(CMD_ARGV[0]);
if (target == NULL) {
command_print(CMD_CTX,"Target: %s is unknown, try one of:\n", CMD_ARGV[0]);
goto DumpTargets;
@ -1882,9 +1880,9 @@ COMMAND_HANDLER(handle_targets_command)
CMD_CTX->current_target = target->target_number;
return ERROR_OK;
}
DumpTargets:
DumpTargets:;
target = all_targets;
struct target *target = all_targets;
command_print(CMD_CTX, " TargetName Type Endian TapName State ");
command_print(CMD_CTX, "-- ------------------ ---------- ------ ------------------ ------------");
while (target)
@ -2190,6 +2188,8 @@ COMMAND_HANDLER(handle_reg_command)
}
}
assert(reg != NULL); /* give clang a hint that we *know* reg is != NULL here */
/* display a register */
if ((CMD_ARGC == 1) || ((CMD_ARGC == 2) && !((CMD_ARGV[1][0] >= '0') && (CMD_ARGV[1][0] <= '9'))))
{
@ -2210,6 +2210,8 @@ COMMAND_HANDLER(handle_reg_command)
if (CMD_ARGC == 2)
{
uint8_t *buf = malloc(DIV_ROUND_UP(reg->size, 8));
if (buf == NULL)
return ERROR_FAIL;
str_to_buf(CMD_ARGV[1], strlen(CMD_ARGV[1]), buf, reg->size, 0);
reg->type->set(reg, buf);
@ -3414,9 +3416,9 @@ COMMAND_HANDLER(handle_profile_command)
/* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
struct reg *reg = register_get_by_name(target->reg_cache, "pc", 1);
int retval = ERROR_OK;
for (;;)
{
int retval;
target_poll(target);
if (target->state == TARGET_HALTED)
{
@ -3469,7 +3471,7 @@ COMMAND_HANDLER(handle_profile_command)
}
free(samples);
return ERROR_OK;
return retval;
}
static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, uint32_t val)
@ -3634,7 +3636,7 @@ static int target_mem2array(Jim_Interp *interp, struct target *target, int argc,
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
e = JIM_ERR;
len = 0;
break;
} else {
v = 0; /* shut up gcc */
for (i = 0 ;i < count ;i++, n++) {
@ -3659,7 +3661,7 @@ static int target_mem2array(Jim_Interp *interp, struct target *target, int argc,
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
return JIM_OK;
return e;
}
static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, uint32_t *val)
@ -3844,7 +3846,7 @@ static int target_array2mem(Jim_Interp *interp, struct target *target,
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
e = JIM_ERR;
len = 0;
break;
}
}
@ -3852,7 +3854,7 @@ static int target_array2mem(Jim_Interp *interp, struct target *target,
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
return JIM_OK;
return e;
}
/* FIX? should we propagate errors here rather than printing them
@ -4164,6 +4166,8 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target)
free((void *)(target->variant));
}
e = Jim_GetOpt_String(goi, &cp, NULL);
if (e != JIM_OK)
return e;
target->variant = strdup(cp);
} else {
if (goi->argc != 0) {
@ -4889,6 +4893,8 @@ static int target_create(Jim_GetOptInfo *goi)
/* TYPE */
e = Jim_GetOpt_String(goi, &cp2, NULL);
if (e != JIM_OK)
return e;
cp = cp2;
/* now does target type exist */
for (x = 0 ; target_types[x] ; x++) {
@ -5098,11 +5104,10 @@ static int jim_target_smp(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
const char *targetname;
int retval,len;
struct target *target;
struct target_list *head, *curr, *new;
struct target_list *head, *curr;
curr = (struct target_list*) NULL;
head = (struct target_list*) NULL;
new = (struct target_list*) NULL;
retval = 0;
LOG_DEBUG("%d",argc);
/* argv[1] = target to associate in smp
@ -5118,6 +5123,7 @@ static int jim_target_smp(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
LOG_DEBUG("%s ",targetname);
if (target)
{
struct target_list *new;
new=malloc(sizeof(struct target_list));
new->target = target;
new->next = (struct target_list*)NULL;