When the input character string is a number greater than UINT_MAX,it
should return an error.

Signed-off-by: liangmc1 <[email protected]>
---
 lib/ofp-parse.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/lib/ofp-parse.c b/lib/ofp-parse.c
index a90b926ef..6d6a79bcc 100644
--- a/lib/ofp-parse.c
+++ b/lib/ofp-parse.c
@@ -71,16 +71,13 @@ str_to_u16(const char *str, const char *name, uint16_t 
*valuep)
 char * OVS_WARN_UNUSED_RESULT
 str_to_u32(const char *str, uint32_t *valuep)
 {
-    char *tail;
     uint32_t value;
 
     if (!str[0]) {
         return xstrdup("missing required numeric argument");
     }
 
-    errno = 0;
-    value = strtoul(str, &tail, 0);
-    if (errno == EINVAL || errno == ERANGE || *tail) {
+    if (!str_to_uint(str, 0, &value)) {
         return xasprintf("invalid numeric format %s", str);
     }
     *valuep = value;
-- 
2.30.0.windows.2

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