Fix a warning emitted by Clang.

The size passed to strlcat() must depend on the input length, not the
output length. Because the input and output buffers are equal in size,
the resulting binary does not change at all.

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/libc/stdlib/realpath.c b/lib/libc/stdlib/realpath.c
index 66bb8da..2c9562e 100644
--- a/lib/libc/stdlib/realpath.c
+++ b/lib/libc/stdlib/realpath.c
@@ -212,7 +212,8 @@ realpath(const char * __restrict path, char * __restrict resolved)
 					symlink[slen] = '/';
 					symlink[slen + 1] = 0;
 				}
-				left_len = strlcat(symlink, left, sizeof(left));
+				left_len = strlcat(symlink, left,
+				    sizeof(symlink));
 				if (left_len >= sizeof(left)) {
 					if (m)
 						free(resolved);