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Subject: v4l2-ctl: fix compile warning
Author: Hans Verkuil <hverkuil-ci...@xs4all.nl>
Date: Mon Sep 2 14:35:05 2019 +0200
CXX v4l2_ctl-v4l2-ctl-common.o
In function ‘bool parse_next_subopt(char**, char**)’,
inlined from ‘bool parse_next_subopt(char**, char**)’ at
v4l2-ctl-common.cpp:783:13:
v4l2-ctl-common.cpp:792:9: warning: ‘%s’ directive argument is null
[-Wformat-overflow=]
792 | fprintf(stderr, "No value given to suboption <%s>\n",
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
793 | subopts[opt]);
| ~~~~~~~~~~~~~
The <%s> format is bogus, drop it.
Signed-off-by: Hans Verkuil <hverkuil-ci...@xs4all.nl>
utils/v4l2-ctl/v4l2-ctl-common.cpp | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
---
http://git.linuxtv.org/cgit.cgi/v4l-utils.git/commit/?id=119c5e16d1cf9b0bcd5c1c29f19eac11fdfa57d6
diff --git a/utils/v4l2-ctl/v4l2-ctl-common.cpp
b/utils/v4l2-ctl/v4l2-ctl-common.cpp
index 388c57b90ed3..651917e7c4a0 100644
--- a/utils/v4l2-ctl/v4l2-ctl-common.cpp
+++ b/utils/v4l2-ctl/v4l2-ctl-common.cpp
@@ -789,8 +789,7 @@ static bool parse_next_subopt(char **subs, char **value)
if (opt < 0 || *value)
return false;
- fprintf(stderr, "No value given to suboption <%s>\n",
- subopts[opt]);
+ fprintf(stderr, "Missing suboption value\n");
return true;
}
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