diff --git a/irclog.py b/irclog.py
index 69ccc8c..507f77c 100644
--- a/irclog.py
+++ b/irclog.py
@@ -993,22 +993,17 @@ class WebServer:
 			out = []
 			size = 0
 			incomplete = False
-			while True:
-				buf = await proc.stdout.read(1024)
-				if not buf:
-					break
+			while (buf := await proc.stdout.read(1024)):
 				self.logger.debug(f'Request {id(request)} grep stdout: {buf!r}')
 				if size + len(buf) > self.config['web']['search']['maxSize']:
 					self.logger.warning(f'Request {id(request)} grep output exceeds max size')
-					bufLFPos = buf.rfind(b'\n', 0, self.config['web']['search']['maxSize'] - size)
-					if bufLFPos > -1:
+					if (bufLFPos := buf.rfind(b'\n', 0, self.config['web']['search']['maxSize'] - size)) > -1:
 						# There's a LF in this buffer at the right position, keep everything up to it such that the total size is <= maxSize.
 						out.append(buf[:bufLFPos + 1])
 					else:
 						# Try to find the last LF in the previous buffers
 						for i, prevBuf in enumerate(reversed(out)):
-							lfPos = prevBuf.rfind(b'\n')
-							if lfPos > -1:
+							if (lfPos := prevBuf.rfind(b'\n')) > -1:
 								out[i] = out[i][:lfPos + 1]
 								out = out[:i + 1]
 								break
@@ -1024,10 +1019,7 @@ class WebServer:
 
 		async def process_stderr():
 			buf = b''
-			while True:
-				buf = buf + (await proc.stderr.read(64))
-				if not buf:
-					break
+			while (buf := buf + (await proc.stderr.read(64))):
 				lines = buf.split(b'\n')
 				buf = lines[-1]
 				for line in lines[:-1]: