[PATCH] setupapi: Handle an empty string for the source file in SetupQueueCopySection().
Zebediah Figura
z.figura12 at gmail.com
Mon May 13 10:28:51 CDT 2019
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=47185
Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
---
dlls/setupapi/queue.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/dlls/setupapi/queue.c b/dlls/setupapi/queue.c
index f267380a2c..cacab2dc6f 100644
--- a/dlls/setupapi/queue.c
+++ b/dlls/setupapi/queue.c
@@ -795,6 +795,7 @@ BOOL WINAPI SetupQueueCopySectionW( HSPFILEQ queue, PCWSTR src_root, HINF hinf,
SP_FILE_COPY_PARAMS_W params;
INT flags;
BOOL ret = FALSE;
+ DWORD len;
TRACE("queue %p, src_root %s, hinf %p, hlist %p, section %s, style %#x.\n",
queue, debugstr_w(src_root), hinf, hlist, debugstr_w(section), style);
@@ -830,7 +831,7 @@ BOOL WINAPI SetupQueueCopySectionW( HSPFILEQ queue, PCWSTR src_root, HINF hinf,
if (!SetupGetStringFieldW( &context, 1, dst_file, ARRAY_SIZE( dst_file ), NULL ))
goto end;
- if (!SetupGetStringFieldW( &context, 2, src_file, ARRAY_SIZE( src_file ), NULL ))
+ if (!SetupGetStringFieldW( &context, 2, src_file, ARRAY_SIZE( src_file ), &len ) || len <= sizeof(WCHAR))
strcpyW( src_file, dst_file );
if (!SetupGetIntField( &context, 4, &flags )) flags = 0; /* FIXME */
--
2.21.0
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