Blame SOURCES/0020-grub-core-kern-efi-efi.c-Ensure-that-the-result-star.patch

a85e8e
From a990af656571a24156a183dd8a09765e788c3b22 Mon Sep 17 00:00:00 2001
a85e8e
From: Vladimir Serbinenko <phcoder@gmail.com>
a85e8e
Date: Sat, 18 Jan 2014 16:41:47 +0100
a85e8e
Subject: [PATCH 020/260] * grub-core/kern/efi/efi.c: Ensure that the result
a85e8e
 starts with / and has no //.
a85e8e
a85e8e
---
a85e8e
 ChangeLog                |  5 +++++
a85e8e
 grub-core/kern/efi/efi.c | 25 +++++++++++++++++--------
a85e8e
 2 files changed, 22 insertions(+), 8 deletions(-)
a85e8e
a85e8e
diff --git a/ChangeLog b/ChangeLog
a85e8e
index 6a19f8504..b04a4ef70 100644
a85e8e
--- a/ChangeLog
a85e8e
+++ b/ChangeLog
a85e8e
@@ -1,5 +1,10 @@
a85e8e
 2014-01-18  Vladimir Serbinenko  <phcoder@gmail.com>
a85e8e
 
a85e8e
+	* grub-core/kern/efi/efi.c: Ensure that the result starts with /
a85e8e
+	and has no //.
a85e8e
+
a85e8e
+2014-01-18  Vladimir Serbinenko  <phcoder@gmail.com>
a85e8e
+
a85e8e
 	* NEWS: Add few missing entries.
a85e8e
 
a85e8e
 2014-01-17  Colin Watson  <cjwatson@ubuntu.com>
a85e8e
diff --git a/grub-core/kern/efi/efi.c b/grub-core/kern/efi/efi.c
a85e8e
index b253141f2..b9eb1ab1e 100644
a85e8e
--- a/grub-core/kern/efi/efi.c
a85e8e
+++ b/grub-core/kern/efi/efi.c
a85e8e
@@ -309,7 +309,7 @@ grub_efi_modules_addr (void)
a85e8e
 char *
a85e8e
 grub_efi_get_filename (grub_efi_device_path_t *dp0)
a85e8e
 {
a85e8e
-  char *name = 0, *p;
a85e8e
+  char *name = 0, *p, *pi;
a85e8e
   grub_size_t filesize = 0;
a85e8e
   grub_efi_device_path_t *dp;
a85e8e
 
a85e8e
@@ -328,7 +328,7 @@ grub_efi_get_filename (grub_efi_device_path_t *dp0)
a85e8e
 	  grub_efi_uint16_t len;
a85e8e
 	  len = ((GRUB_EFI_DEVICE_PATH_LENGTH (dp) - 4)
a85e8e
 		 / sizeof (grub_efi_char16_t));
a85e8e
-	  filesize += GRUB_MAX_UTF8_PER_UTF16 * len + 1;
a85e8e
+	  filesize += GRUB_MAX_UTF8_PER_UTF16 * len + 2;
a85e8e
 	}
a85e8e
 
a85e8e
       dp = GRUB_EFI_NEXT_DEVICE_PATH (dp);
a85e8e
@@ -356,12 +356,12 @@ grub_efi_get_filename (grub_efi_device_path_t *dp0)
a85e8e
 	  grub_efi_file_path_device_path_t *fp;
a85e8e
 	  grub_efi_uint16_t len;
a85e8e
 
a85e8e
-	  if (p != name)
a85e8e
-	    *p++ = '/';
a85e8e
+	  *p++ = '/';
a85e8e
 
a85e8e
 	  len = ((GRUB_EFI_DEVICE_PATH_LENGTH (dp) - 4)
a85e8e
 		 / sizeof (grub_efi_char16_t));
a85e8e
 	  fp = (grub_efi_file_path_device_path_t *) dp;
a85e8e
+
a85e8e
 	  p = (char *) grub_utf16_to_utf8 ((unsigned char *) p, fp->path_name, len);
a85e8e
 	}
a85e8e
 
a85e8e
@@ -370,10 +370,19 @@ grub_efi_get_filename (grub_efi_device_path_t *dp0)
a85e8e
 
a85e8e
   *p = '\0';
a85e8e
 
a85e8e
-  /* EFI breaks paths with backslashes.  */
a85e8e
-  for (p = name; *p; p++)
a85e8e
-    if (*p == '\\')
a85e8e
-      *p = '/';
a85e8e
+  for (pi = name, p = name; *pi;)
a85e8e
+    {
a85e8e
+      /* EFI breaks paths with backslashes.  */
a85e8e
+      if (*pi == '\\' || *pi == '/')
a85e8e
+	{
a85e8e
+	  *p++ = '/';
a85e8e
+	  while (*pi == '\\' || *pi == '/')
a85e8e
+	    pi++;
a85e8e
+	  continue;
a85e8e
+	}
a85e8e
+      *p++ = *pi++;
a85e8e
+    }
a85e8e
+  *p = '\0';
a85e8e
 
a85e8e
   return name;
a85e8e
 }
a85e8e
-- 
a85e8e
2.13.0
a85e8e