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cmd: Add test and fix bugs for dm drivers

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Add a test for the dm drivers command. Also fix a null pointer dereference
revealed by said test.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Sean Anderson
2020-04-06 10:23:09 -04:00
committed by Tom Rini
parent dfd5321bec
commit 97c7ac214e
3 changed files with 21 additions and 3 deletions
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4
cmd/dm.c
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@@ -41,7 +41,7 @@ static int do_dm_dump_devres(cmd_tbl_t *cmdtp, int flag, int argc,
}
static int do_dm_dump_drivers(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
char * const argv[])
{
dm_dump_drivers();
@@ -94,5 +94,5 @@ U_BOOT_CMD(
"tree Dump driver model tree ('*' = activated)\n"
"dm uclass Dump list of instances for each uclass\n"
"dm devres Dump list of device resources for each device\n"
"dm drivers Dump list of drivers and their compatible strings\n"
"dm drivers Dump list of drivers and their compatible strings"
);