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Groups > linux.kernel > #1260138

[PATCH v7 09/26] char/nvram: Use generic fixed_size_llseek()

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Signed-off-by: Finn Thain <fthain@telegraphics.com.au>

---
 drivers/char/nvram.c |   16 +---------------
 1 file changed, 1 insertion(+), 15 deletions(-)

Index: linux/drivers/char/nvram.c
===================================================================
--- linux.orig/drivers/char/nvram.c	2015-11-01 21:41:34.000000000 +1100
+++ linux/drivers/char/nvram.c	2015-11-01 21:41:35.000000000 +1100
@@ -235,21 +235,7 @@ EXPORT_SYMBOL(arch_nvram_ops);
 
 static loff_t nvram_misc_llseek(struct file *file, loff_t offset, int origin)
 {
-	switch (origin) {
-	case 0:
-		/* nothing to do */
-		break;
-	case 1:
-		offset += file->f_pos;
-		break;
-	case 2:
-		offset += NVRAM_BYTES;
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	return (offset >= 0) ? (file->f_pos = offset) : -EINVAL;
+	return fixed_size_llseek(file, offset, origin, nvram_size);
 }
 
 static ssize_t nvram_misc_read(struct file *file, char __user *buf,


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Thread

[PATCH v7 00/26] Re-use nvram module Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 07/26] char/nvram: Allow the set_checksum and initialize ioctls to be omitted Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 23/26] m68k/mac: Adopt naming and calling conventions for PRAM routines Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 24/26] m68k/mac: Use macros for RTC accesses not magic numbers Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 21/26] powerpc: Adopt nvram module for PPC64 Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 13/26] powerpc: Add missing ppc_md.nvram_size for CHRP and PowerMac  Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 16/26] powerpc, fbdev: Use NV_CMODE and NV_VMODE only when CONFIG_PPC32 and CONFIG_PPC_PMAC and CONFIG_NVRAM Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 09/26] char/nvram: Use generic fixed_size_llseek() Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 10/26] m68k/atari: Implement arch_nvram_ops methods and enable CONFIG_HAVE_ARCH_NVRAM_OPS Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 05/26] char/nvram: Adopt arch_nvram_ops Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 02/26] m68k/atari: Move Atari-specific code out of drivers/char/nvram.c Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 03/26] m68k/atari: Replace nvram_{read,write}_byte with arch_nvram_ops Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 18/26] nvram: Drop nvram_* symbol exports and prototypes Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100
  [PATCH v7 08/26] char/nvram: Implement NVRAM read/write methods Finn Thain <fthain@telegraphics.com.au> - 2015-11-01 12:00 +0100

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