* [PATCH v2] part: return -ENOSYS when get_info not valid.
@ 2021-10-20 12:15 schspa
2021-10-24 19:53 ` Simon Glass
2021-11-18 23:26 ` Tom Rini
0 siblings, 2 replies; 3+ messages in thread
From: schspa @ 2021-10-20 12:15 UTC (permalink / raw)
To: u-boot; +Cc: sjg, seanga2, schspa, xypron.glpk
In some case, get_info() interface can be NULL, add this check to stop
from crash.
Signed-off-by: schspa <schspa@gmail.com>
---
disk/part.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/disk/part.c b/disk/part.c
index a6a8f7052b..f9b9b89861 100644
--- a/disk/part.c
+++ b/disk/part.c
@@ -668,6 +668,13 @@ int part_get_info_by_name_type(struct blk_desc *dev_desc, const char *name,
part_drv = part_driver_lookup_type(dev_desc);
if (!part_drv)
return -1;
+
+ if (!part_drv->get_info) {
+ log_debug("## Driver %s does not have the get_info() method\n",
+ part_drv->name);
+ return -ENOSYS;
+ }
+
for (i = 1; i < part_drv->max_entries; i++) {
ret = part_drv->get_info(dev_desc, i, info);
if (ret != 0) {
--
2.33.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v2] part: return -ENOSYS when get_info not valid.
2021-10-20 12:15 [PATCH v2] part: return -ENOSYS when get_info not valid schspa
@ 2021-10-24 19:53 ` Simon Glass
2021-11-18 23:26 ` Tom Rini
1 sibling, 0 replies; 3+ messages in thread
From: Simon Glass @ 2021-10-24 19:53 UTC (permalink / raw)
To: schspa; +Cc: U-Boot Mailing List, Sean Anderson, Heinrich Schuchardt
On Wed, 20 Oct 2021 at 06:16, schspa <schspa@gmail.com> wrote:
>
> In some case, get_info() interface can be NULL, add this check to stop
> from crash.
>
> Signed-off-by: schspa <schspa@gmail.com>
> ---
> disk/part.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
Reviewed-by: Simon Glass <sjg@chromium.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] part: return -ENOSYS when get_info not valid.
2021-10-20 12:15 [PATCH v2] part: return -ENOSYS when get_info not valid schspa
2021-10-24 19:53 ` Simon Glass
@ 2021-11-18 23:26 ` Tom Rini
1 sibling, 0 replies; 3+ messages in thread
From: Tom Rini @ 2021-11-18 23:26 UTC (permalink / raw)
To: schspa; +Cc: u-boot, sjg, seanga2, xypron.glpk
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On Wed, Oct 20, 2021 at 08:15:55PM +0800, schspa wrote:
> In some case, get_info() interface can be NULL, add this check to stop
> from crash.
>
> Signed-off-by: schspa <schspa@gmail.com>
> Reviewed-by: Simon Glass <sjg@chromium.org>
Applied to u-boot/master, thanks!
--
Tom
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^ permalink raw reply [flat|nested] 3+ messages in thread
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2021-10-20 12:15 [PATCH v2] part: return -ENOSYS when get_info not valid schspa
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