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From 3704c5a2d54b2e4e492ce7dc8606fe1dc4a2c547 Mon Sep 17 00:00:00 2001
From: Markus Armbruster <armbru@redhat.com>
Date: Tue, 8 Sep 2015 18:06:23 +0200
Subject: [PATCH 5/7] util/uri: realloc2n() can't fail, drop dead error
 handling

Message-id: <1441735585-23432-6-git-send-email-armbru@redhat.com>
Patchwork-id: 67710
O-Subject: [RHEL-7.2 qemu-kvm PATCH 5/7] util/uri: realloc2n() can't fail, drop dead error handling
Bugzilla: 1218919
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Acked-by: Fam Zheng <famz@redhat.com>
RH-Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
(cherry picked from commit afd5ea3671f936f511015a71af9cd0ed23788515)
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
 util/uri.c | 22 ----------------------
 1 file changed, 22 deletions(-)

diff --git a/util/uri.c b/util/uri.c
index aa39694..b9a7b54 100644
--- a/util/uri.c
+++ b/util/uri.c
@@ -1049,14 +1049,12 @@ uri_to_string(URI *uri) {
 	while (*p != 0) {
 	    if (len >= max) {
                 temp = realloc2n(ret, &max);
-                if (temp == NULL) goto mem_error;
 		ret = temp;
 	    }
 	    ret[len++] = *p++;
 	}
 	if (len >= max) {
             temp = realloc2n(ret, &max);
-            if (temp == NULL) goto mem_error;
             ret = temp;
 	}
 	ret[len++] = ':';
@@ -1066,7 +1064,6 @@ uri_to_string(URI *uri) {
 	while (*p != 0) {
 	    if (len + 3 >= max) {
                 temp = realloc2n(ret, &max);
-                if (temp == NULL) goto mem_error;
                 ret = temp;
 	    }
 	    if (IS_RESERVED(*(p)) || IS_UNRESERVED(*(p)))
@@ -1083,7 +1080,6 @@ uri_to_string(URI *uri) {
 	if (uri->server != NULL) {
 	    if (len + 3 >= max) {
                 temp = realloc2n(ret, &max);
-                if (temp == NULL) goto mem_error;
                 ret = temp;
 	    }
 	    ret[len++] = '/';
@@ -1093,7 +1089,6 @@ uri_to_string(URI *uri) {
 		while (*p != 0) {
 		    if (len + 3 >= max) {
                         temp = realloc2n(ret, &max);
-                        if (temp == NULL) goto mem_error;
                         ret = temp;
 		    }
 		    if ((IS_UNRESERVED(*(p))) ||
@@ -1112,7 +1107,6 @@ uri_to_string(URI *uri) {
 		}
 		if (len + 3 >= max) {
                     temp = realloc2n(ret, &max);
-                    if (temp == NULL) goto mem_error;
                     ret = temp;
 		}
 		ret[len++] = '@';
@@ -1121,7 +1115,6 @@ uri_to_string(URI *uri) {
 	    while (*p != 0) {
 		if (len >= max) {
                     temp = realloc2n(ret, &max);
-                    if (temp == NULL) goto mem_error;
                     ret = temp;
 		}
 		ret[len++] = *p++;
@@ -1129,7 +1122,6 @@ uri_to_string(URI *uri) {
 	    if (uri->port > 0) {
 		if (len + 10 >= max) {
                     temp = realloc2n(ret, &max);
-                    if (temp == NULL) goto mem_error;
                     ret = temp;
 		}
 		len += snprintf(&ret[len], max - len, ":%d", uri->port);
@@ -1137,7 +1129,6 @@ uri_to_string(URI *uri) {
 	} else if (uri->authority != NULL) {
 	    if (len + 3 >= max) {
                 temp = realloc2n(ret, &max);
-                if (temp == NULL) goto mem_error;
                 ret = temp;
 	    }
 	    ret[len++] = '/';
@@ -1146,7 +1137,6 @@ uri_to_string(URI *uri) {
 	    while (*p != 0) {
 		if (len + 3 >= max) {
                     temp = realloc2n(ret, &max);
-                    if (temp == NULL) goto mem_error;
                     ret = temp;
 		}
 		if ((IS_UNRESERVED(*(p))) ||
@@ -1165,7 +1155,6 @@ uri_to_string(URI *uri) {
 	} else if (uri->scheme != NULL) {
 	    if (len + 3 >= max) {
                 temp = realloc2n(ret, &max);
-                if (temp == NULL) goto mem_error;
                 ret = temp;
 	    }
 	    ret[len++] = '/';
@@ -1185,7 +1174,6 @@ uri_to_string(URI *uri) {
 	        (!strcmp(uri->scheme, "file"))) {
 		if (len + 3 >= max) {
                     temp = realloc2n(ret, &max);
-                    if (temp == NULL) goto mem_error;
                     ret = temp;
 		}
 		ret[len++] = *p++;
@@ -1195,7 +1183,6 @@ uri_to_string(URI *uri) {
 	    while (*p != 0) {
 		if (len + 3 >= max) {
                     temp = realloc2n(ret, &max);
-                    if (temp == NULL) goto mem_error;
                     ret = temp;
 		}
 		if ((IS_UNRESERVED(*(p))) || ((*(p) == '/')) ||
@@ -1215,7 +1202,6 @@ uri_to_string(URI *uri) {
 	if (uri->query != NULL) {
 	    if (len + 1 >= max) {
                 temp = realloc2n(ret, &max);
-                if (temp == NULL) goto mem_error;
                 ret = temp;
 	    }
 	    ret[len++] = '?';
@@ -1223,7 +1209,6 @@ uri_to_string(URI *uri) {
 	    while (*p != 0) {
 		if (len + 1 >= max) {
                     temp = realloc2n(ret, &max);
-                    if (temp == NULL) goto mem_error;
                     ret = temp;
 		}
 		ret[len++] = *p++;
@@ -1233,7 +1218,6 @@ uri_to_string(URI *uri) {
     if (uri->fragment != NULL) {
 	if (len + 3 >= max) {
             temp = realloc2n(ret, &max);
-            if (temp == NULL) goto mem_error;
             ret = temp;
 	}
 	ret[len++] = '#';
@@ -1241,7 +1225,6 @@ uri_to_string(URI *uri) {
 	while (*p != 0) {
 	    if (len + 3 >= max) {
                 temp = realloc2n(ret, &max);
-                if (temp == NULL) goto mem_error;
                 ret = temp;
 	    }
 	    if ((IS_UNRESERVED(*(p))) || (IS_RESERVED(*(p))))
@@ -1257,15 +1240,10 @@ uri_to_string(URI *uri) {
     }
     if (len >= max) {
         temp = realloc2n(ret, &max);
-        if (temp == NULL) goto mem_error;
         ret = temp;
     }
     ret[len] = 0;
     return(ret);
-
-mem_error:
-    g_free(ret);
-    return(NULL);
 }
 
 /**
-- 
1.8.3.1