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net: Fix: left shift of 1 by 31 places cannot be represented in type 'long int'

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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
Change-Id: Id2daa60834f7b1917b15bbad89b091b59311e988
This commit is contained in:
Xiang Xiao 2021-06-22 22:26:13 +08:00 committed by David Sidrane
parent 60da4317b9
commit 232d65c232
2 changed files with 3 additions and 3 deletions
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4
net/netdev/netdev_findbyindex.c
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@ -75,7 +75,7 @@ FAR struct net_driver_s *netdev_findbyindex(int ifindex)
#ifdef CONFIG_NETDEV_IFINDEX
/* Check if this index has been assigned */
if ((g_devset & (1L << (ifindex - 1))) == 0)
if ((g_devset & (1UL << (ifindex - 1))) == 0)
{
/* This index has not been assigned */
@ -142,7 +142,7 @@ int netdev_nextindex(int ifindex)
net_lock();
for (; ifindex < MAX_IFINDEX; ifindex++)
{
if ((g_devset & (1L << ifindex)) != 0)
if ((g_devset & (1UL << ifindex)) != 0)
{
/* NOTE that the index + 1 is returned. Zero is reserved to
* mean no-index in the POSIX standards.

2
net/netdev/netdev_register.c
View File

@ -189,7 +189,7 @@ static int get_ifindex(void)
for (ndx = 0; ndx < MAX_IFINDEX; ndx++)
{
uint32_t bit = 1L << ndx;
uint32_t bit = 1UL << ndx;
if ((devset & bit) == 0)
{
/* Indicate that this index is in use */