vty: Fix bad use of vector_slot()
Fixes the compilation warning below:
git/libosmocore/src/vty/command.c: In function ‘cmd_complete_command_real’:
git/libosmocore/src/vty/command.c:1953:33: warning: comparison between pointer and zero character const
ant [-Wpointer-compare]
if (vector_slot(vline, index) == '\0')
^~
git/libosmocore/src/vty/command.c:37:0:
git/libosmocore/include/osmocom/vty/vector.h:39:27: note: did you mean to dereference the pointer?
#define vector_slot(V,I) ((V)->index[(I)])
^
git/libosmocore/src/vty/command.c:1953:7: note: in expansion of macro ‘vector_slot’
if (vector_slot(vline, index) == '\0')
^~~~~~~~~~~
Change-Id: Iaba9e3450d68c51e16a7bda2fc0fc370992ca866
diff --git a/src/vty/command.c b/src/vty/command.c
index 21b26b4..355fb5d 100644
--- a/src/vty/command.c
+++ b/src/vty/command.c
@@ -1950,7 +1950,7 @@
/* In case of 'command \t' pattern. Do you need '?' command at
the end of the line. */
- if (vector_slot(vline, index) == '\0')
+ if (*(char *)vector_slot(vline, index) == '\0')
*status = CMD_ERR_NOTHING_TODO;
else
*status = CMD_ERR_NO_MATCH;