File ignore-deleted-loopmounts.diff of Package btrfsprogs

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File ignore-deleted-loopmounts.diff of Package btrfsprogs (Revision ba5808e424167fb161a5698cd21d6245)

Currently displaying revision ba5808e424167fb161a5698cd21d6245 , Show latest

diff --git a/utils.c b/utils.c
index fd894f3..4f089f5 100644
--- a/utils.c
+++ b/utils.c
@@ -633,19 +633,29 @@ int is_same_blk_file(const char* a, const char* b)
 	char real_a[PATH_MAX];
 	char real_b[PATH_MAX];
 
-	if(!realpath(a, real_a) ||
-	   !realpath(b, real_b))
-	{
-		return -errno;
-	}
+	if(!realpath(a, real_a))
+            strcpy(real_a, a);
+
+        if (!realpath(b, real_b))
+            strcpy(real_b, b);
 
 	/* Identical path? */
 	if(strcmp(real_a, real_b) == 0)
 		return 1;
 
-	if(stat(a, &st_buf_a) < 0 ||
-	   stat(b, &st_buf_b) < 0)
-	{
+	if(stat(a, &st_buf_a) < 0)
+        {
+            if (errno == ENOENT)
+                return 0;
+
+		return -errno;
+	}
+
+	if(stat(b, &st_buf_b) < 0)
+        {
+            if (errno == ENOENT)
+                return 0;
+
 		return -errno;
 	}
 
@@ -684,10 +694,12 @@ int is_same_loop_file(const char* a, const char* b)
 	if((ret = is_loop_device(a)) < 0) {
 	   return ret;
 	} else if(ret) {
-		if((ret = resolve_loop_device(a, res_a, sizeof(res_a))) < 0)
+		if((ret = resolve_loop_device(a, res_a, sizeof(res_a))) < 0) {
+                    if (errno != EPERM)
 			return ret;
-
-		final_a = res_a;
+                }
+                else
+                    final_a = res_a;
 	} else {
 		final_a = a;
 	}
@@ -696,15 +708,17 @@ int is_same_loop_file(const char* a, const char* b)
 	if((ret = is_loop_device(b)) < 0) {
 	   return ret;
 	} else if(ret) {
-		if((ret = resolve_loop_device(b, res_b, sizeof(res_b))) < 0)
-			return ret;
-
-		final_b = res_b;
+		if((ret = resolve_loop_device(b, res_b, sizeof(res_b))) < 0) {
+                    if (errno != EPERM)
+                        return ret;
+                }
+                else
+                    final_b = res_b;
 	} else {
 		final_b = b;
 	}
 
-	return is_same_blk_file(final_a, final_b);
+        return is_same_blk_file(final_a, final_b);
 }
 
 /* Checks if a file exists and is a block or regular file*/

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File ignore-deleted-loopmounts.diff of Package btrfsprogs (Revision ba5808e424167fb161a5698cd21d6245)

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