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-rw-r--r--kernel/trace/trace_stack.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 06a16115be0..0b863f2cbc8 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -78,6 +78,7 @@ static inline void check_stack(void)
* on a new max, so it is far from a fast path.
*/
while (i < max_stack_trace.nr_entries) {
+ int found = 0;
stack_dump_index[i] = this_size;
p = start;
@@ -86,12 +87,14 @@ static inline void check_stack(void)
if (*p == stack_dump_trace[i]) {
this_size = stack_dump_index[i++] =
(top - p) * sizeof(unsigned long);
+ found = 1;
/* Start the search from here */
start = p + 1;
}
}
- i++;
+ if (!found)
+ i++;
}
out: