Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | Date | Sun, 23 Feb 2003 01:23:29 +0200 | From | Faik Uygur <> | Subject | [PATCH] 2.5.62: /proc/ide/sc1200 returns incomplete data [12/17] |
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This patch fixes the incomplete data return problem of /proc/ide/sc1200. When the number of consecutive read bytes are smaller than the total data in sc1200_get_info(), the second read() returns 0.
--- linux-2.5.62-vanilla/drivers/ide/pci/sc1200.c Sat Feb 22 23:00:43 2003 +++ linux-2.5.62/drivers/ide/pci/sc1200.c Sat Feb 22 23:38:40 2003 @@ -84,6 +84,7 @@ { char *p = buffer; unsigned long bibma = pci_resource_start(bmide_dev, 4); + int len; u8 c0 = 0, c1 = 0; /* @@ -108,7 +109,10 @@ p += sprintf(p, "DMA\n"); p += sprintf(p, "PIO\n"); - return p-buffer; + len = (p - buffer) - offset; + *addr = buffer + offset; + + return len > count ? count : len; } #endif /* DISPLAY_SC1200_TIMINGS && CONFIG_PROC_FS */
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