app/testpmd: add boundary check in flow command

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

Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c
index 5c0108f..659908f 100644 (file)
--- a/app/test-pmd/cmdline_flow.c
+++ b/app/test-pmd/cmdline_flow.c
@@ -4327,6 +4327,8 @@ 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):