There is need to add boundary for input number from commandline,
If it beyond the defination, code will return error.

Signed-off-by: Wei Zhao <wei.zh...@intel.com>

---

v2:
change mask writing format.
---
 app/test-pmd/cmdline_flow.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c
index 23ea7cc..8b7a5c0 100644
--- a/app/test-pmd/cmdline_flow.c
+++ b/app/test-pmd/cmdline_flow.c
@@ -4325,6 +4325,8 @@ parse_int(struct context *ctx, const struct token *token,
        }
        buf = (uint8_t *)ctx->object + arg->offset;
        size = arg->size;
+       if (u > RTE_LEN2MASK(size * CHAR_BIT, uint64_t))
+               return -1;
 objmask:
        switch (size) {
        case sizeof(uint8_t):
-- 
2.7.5

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