gcc: cleanup some sign warnings

When comparing unsigned with int, the comparision is made
as 'unsigned' type, so make it rather explicit which type
is being compared.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/log/log.c b/lib/log/log.c
index 30c9c59c3..d939b9daf 100644
--- a/lib/log/log.c
+++ b/lib/log/log.c
@@ -452,7 +452,7 @@ void print_log(int level, const char *file, int line, int dm_errno_or_class,
 			goto done;
 
 		bufused += n;
-		if (n >= sizeof(buf))
+		if (n >= (int) sizeof(buf))
 			bufused = sizeof(buf) - 1;
 	      done:
 		buf[bufused] = '\n';