arm: add error propagation to generic get_ttb fn

[openocd.git] / src / target / arm926ejs.c

diff --git a/src/target/arm926ejs.c b/src/target/arm926ejs.c
index d68e5ca342a2d27fb434348520428adde67d4446..0cf7173564b6bf6203cb8877a94af7b0e573963e 100644 (file)
--- a/src/target/arm926ejs.c
+++ b/src/target/arm926ejs.c
@@ -323,7 +323,7 @@ static int arm926ejs_examine_debug_reason(struct target *target)
        return ERROR_OK;
 }
 
-static uint32_t arm926ejs_get_ttb(struct target *target)
+static int arm926ejs_get_ttb(struct target *target, uint32_t *result)
 {
        struct arm926ejs_common *arm926ejs = target_to_arm926(target);
        int retval;
@@ -332,7 +332,9 @@ static uint32_t arm926ejs_get_ttb(struct target *target)
        if ((retval = arm926ejs->read_cp15(target, 0, 0, 2, 0, &ttb)) != ERROR_OK)
                return retval;
 
-       return ttb;
+       *result = ttb;
+
+       return ERROR_OK;
 }
 
 static void arm926ejs_disable_mmu_caches(struct target *target, int mmu,