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nsh_ddcmd: print errno instead the return value when dd failed

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Print the errno gives more information to debug the dd failed
problem.

Signed-off-by: Bowen Wang <wangbowen6@xiaomi.com>
This commit is contained in:
Bowen Wang
2023-09-08 21:33:35 +08:00
committed by Xiang Xiao
parent 51762a8958
commit 3d4442207d
1 changed files with 2 additions and 4 deletions
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6
nshlib/nsh_ddcmd.c
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@@ -105,8 +105,7 @@ static int dd_write(FAR struct dd_s *dd)
if (nbytes < 0)
{
FAR struct nsh_vtbl_s *vtbl = dd->vtbl;
nsh_error(vtbl, g_fmtcmdfailed, g_dd, "write",
NSH_ERRNO_OF(-nbytes));
nsh_error(vtbl, g_fmtcmdfailed, g_dd, "write", NSH_ERRNO);
return ERROR;
}
@@ -134,8 +133,7 @@ static int dd_read(FAR struct dd_s *dd)
if (nbytes < 0)
{
FAR struct nsh_vtbl_s *vtbl = dd->vtbl;
nsh_error(vtbl, g_fmtcmdfailed, g_dd, "read",
NSH_ERRNO_OF(-nbytes));
nsh_error(vtbl, g_fmtcmdfailed, g_dd, "read", NSH_ERRNO);
return ERROR;
}