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-rw-r--r--components/dfs/src/dfs.c10
-rw-r--r--components/drivers/serial/serial.c2
-rw-r--r--src/kservice.c2
-rw-r--r--src/mem.c2
4 files changed, 8 insertions, 8 deletions
diff --git a/components/dfs/src/dfs.c b/components/dfs/src/dfs.c
index 066c800568..6d52129b06 100644
--- a/components/dfs/src/dfs.c
+++ b/components/dfs/src/dfs.c
@@ -123,7 +123,7 @@ static int fd_alloc(struct dfs_fdtable *fdt, int startfd)
int idx;
/* find an empty fd entry */
- for (idx = startfd; idx < fdt->maxfd; idx++)
+ for (idx = startfd; idx < (int)fdt->maxfd; idx++)
{
if (fdt->fds[idx] == RT_NULL)
break;
@@ -155,7 +155,7 @@ static int fd_alloc(struct dfs_fdtable *fdt, int startfd)
}
/* allocate 'struct dfs_fd' */
- if (idx < fdt->maxfd &&fdt->fds[idx] == RT_NULL)
+ if (idx < (int)fdt->maxfd && fdt->fds[idx] == RT_NULL)
{
fdt->fds[idx] = rt_calloc(1, sizeof(struct dfs_fd));
if (fdt->fds[idx] == RT_NULL)
@@ -223,7 +223,7 @@ struct dfs_fd *fd_get(int fd)
fdt = dfs_fdtable_get();
fd = fd - DFS_FD_OFFSET;
- if (fd < 0 || fd >= fdt->maxfd)
+ if (fd < 0 || fd >= (int)fdt->maxfd)
return NULL;
dfs_lock();
@@ -263,7 +263,7 @@ void fd_put(struct dfs_fd *fd)
struct dfs_fdtable *fdt;
fdt = dfs_fdtable_get();
- for (index = 0; index < fdt->maxfd; index ++)
+ for (index = 0; index < (int)fdt->maxfd; index ++)
{
if (fdt->fds[index] == fd)
{
@@ -531,7 +531,7 @@ int list_fd(void)
rt_kprintf("fd type ref magic path\n");
rt_kprintf("-- ------ --- ----- ------\n");
- for (index = 0; index < fd_table->maxfd; index ++)
+ for (index = 0; index < (int)fd_table->maxfd; index ++)
{
struct dfs_fd *fd = fd_table->fds[index];
diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c
index 77f2a645a1..a03e4a719e 100644
--- a/components/drivers/serial/serial.c
+++ b/components/drivers/serial/serial.c
@@ -478,7 +478,7 @@ rt_inline int _serial_dma_rx(struct rt_serial_device *serial, rt_uint8_t *data,
RT_ASSERT(rx_fifo != RT_NULL);
- if (length < fifo_recved_len)
+ if (length < (int)fifo_recved_len)
recv_len = length;
else
recv_len = fifo_recved_len;
diff --git a/src/kservice.c b/src/kservice.c
index dc7370d58b..b640107a33 100644
--- a/src/kservice.c
+++ b/src/kservice.c
@@ -476,7 +476,7 @@ rt_size_t rt_strnlen(const char *s, rt_ubase_t maxlen)
{
const char *sc;
- for (sc = s; *sc != '\0' && sc - s < maxlen; ++sc) /* nothing */
+ for (sc = s; *sc != '\0' && sc - s < (int)maxlen; ++sc) /* nothing */
;
return sc - s;
diff --git a/src/mem.c b/src/mem.c
index ca5329404e..8099b6bb7e 100644
--- a/src/mem.c
+++ b/src/mem.c
@@ -644,7 +644,7 @@ int memcheck(void)
{
position = (rt_ubase_t)mem - (rt_ubase_t)heap_ptr;
if (position < 0) goto __exit;
- if (position > mem_size_aligned) goto __exit;
+ if (position > (int)mem_size_aligned) goto __exit;
if (mem->magic != HEAP_MAGIC) goto __exit;
if (mem->used != 0 && mem->used != 1) goto __exit;
}